SlideShare a Scribd company logo

Sampling and Inference_Political_Science

•Download as PPT, PDF•
•
Omar (TUBBS 128) Ventura VII
Omar (TUBBS 128) Ventura VII

Sampling and Inference: Learn about the importance of random sampling in political research; learn why samples that seem small can yield accurate information about larger groups; learn how to figure out the margin of error of a sample; learn how to make inferences about the information in a sample.

Education
1 of 39
Sampling and Inference
Learning Objectives ,[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object]
Populations ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Sample ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Factor 1- The Procedure that We Use to Choose the Sample: Random Sampling ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Random Sampling Continued ,[object Object],[object Object],[object Object]
Random Sampling Continued ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Random Sampling Continued ,[object Object]
Random Sampling Error ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Random Sampling Error Cont.. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Random Sampling Error Cont.. ,[object Object],[object Object],[object Object]
Factor 2: How Sample Size Affects Random Sampling Error ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
How Sample Size Affects Random Sampling Error Cont… ,[object Object],[object Object],[object Object],[object Object],[object Object]
How Sample Size Affects Random Sampling Error cont.. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
How Random Sampling Error is Affected By n. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
How Random Sampling Error is Affected By n. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
How Random Sampling Error is Affected By n. ,[object Object],[object Object]
Variation Revisited: The Standard Deviation ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Variation Revisited: The Standard Deviation Continued…. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Variation Revisited: The Standard Deviation continued…. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Variation Revisited: The Standard Deviation Continued…. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Variation Revisited: The Standard Deviation continued…. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Variation Revisited: The Standard Deviation continued… ,[object Object],[object Object],[object Object],[object Object]
The Normal Distribution ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
NORMAL CURVE 0 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.1       1 96 .   1 96 .  Area = .6823 2/3 of the population lies between +- 1 st. deviation Area = .95 2.5% of population 2.5% of population 95% of the population lies between +- 1.96 st. deviations
The Normal Distribution Continued.. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],
The Normal Distribution Continued… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
How the Standard Deviation Affects Random Sampling Error ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
How the Standard Deviation Affects Random Sampling Error Contin… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Inference Using The Normal Distribution ,[object Object],[object Object],[object Object],[object Object],[object Object]
Inference Using The Normal Distribution Cont… ,[object Object],[object Object],[object Object],[object Object]
Inference Using The Normal Distribution Cont… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Inference Using The Normal Distribution Cont… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Inference Using The Normal Distribution Cont… ,[object Object],[object Object],[object Object],[object Object]
Inference Using The Student T-Distribution ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Inference Using The Student T-Distribution cont.. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Inference Using The Student T-Distribution cont.. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Recommended

Sampling methods
Sampling methodsSampling methods
Sampling methodsSagar Gadekar
 
Non-Probability sampling
Non-Probability samplingNon-Probability sampling
Non-Probability sampling
Elementary & Secondary Education Department, KP, Pakistan
 
Sampling techniques
Sampling techniquesSampling techniques
Sampling techniqueschetan1923
 
Population & sample lecture 04
Population & sample lecture 04Population & sample lecture 04
Population & sample lecture 04DrZahid Khan
 
050 sampling theory
050 sampling theory050 sampling theory
050 sampling theory
Raj Teotia
 
Systematic ranom sampling for slide share
Systematic ranom sampling for slide shareSystematic ranom sampling for slide share
Systematic ranom sampling for slide share
IVenkatReddyGaaru
 
Sampling techniques in Research
Sampling techniques in Research Sampling techniques in Research
Sampling techniques in Research
Pavithra L N
 
Sampling
SamplingSampling
Sampling
Obli Rajendran VinodhKumar, ICAR- Indian Veterinary Research Institute, Bareilly
 

Recommended

Sampling methods
Sampling methodsSampling methods
Sampling methodsSagar Gadekar
 
Non-Probability sampling
Non-Probability samplingNon-Probability sampling
Non-Probability sampling
Elementary & Secondary Education Department, KP, Pakistan
 
Sampling techniques
Sampling techniquesSampling techniques
Sampling techniqueschetan1923
 
Population & sample lecture 04
Population & sample lecture 04Population & sample lecture 04
Population & sample lecture 04DrZahid Khan
 
050 sampling theory
050 sampling theory050 sampling theory
050 sampling theory
Raj Teotia
 
Systematic ranom sampling for slide share
Systematic ranom sampling for slide shareSystematic ranom sampling for slide share
Systematic ranom sampling for slide share
IVenkatReddyGaaru
 
Sampling techniques in Research
Sampling techniques in Research Sampling techniques in Research
Sampling techniques in Research
Pavithra L N
 
Sampling
SamplingSampling
Sampling
Obli Rajendran VinodhKumar, ICAR- Indian Veterinary Research Institute, Bareilly
 
Sampling and sampling distributions
Sampling and sampling distributionsSampling and sampling distributions
Sampling and sampling distributions
Stephan Jade Navarro
 
Sampling design
Sampling designSampling design
Sampling designSarfaraz Ahmad
 
Unit 2
Unit 2Unit 2
Unit 2
Rai University
 
Sampling, Types of Techniques & Simple Radom sampling
Sampling, Types of Techniques & Simple Radom samplingSampling, Types of Techniques & Simple Radom sampling
Sampling, Types of Techniques & Simple Radom sampling
Central University of Haryana
 
Sampling design
Sampling designSampling design
Sampling design
Nijaz N
 
Chapter 9 sampling and statistical tool
Chapter 9 sampling and statistical toolChapter 9 sampling and statistical tool
Chapter 9 sampling and statistical toolMaria Theresa
 
Probability Sampling and Its Techniques with Examples.
Probability Sampling and Its Techniques with Examples.Probability Sampling and Its Techniques with Examples.
Probability Sampling and Its Techniques with Examples.
Ana Sheikh
 
Sampling error; the need for sampling distributions
Sampling error; the need for sampling distributionsSampling error; the need for sampling distributions
Sampling error; the need for sampling distributionsazmatmengal
 
Sampling and its variability
Sampling and its variabilitySampling and its variability
Sampling and its variabilityDrBhushan Kamble
 
Sampling and sampling technique
Sampling and sampling techniqueSampling and sampling technique
Sampling and sampling technique
Moumita Pal
 
sampling ppt
sampling pptsampling ppt
sampling ppt
Swati Luthra
 
Introduction to sampling
Introduction to samplingIntroduction to sampling
Introduction to samplingSituo Liu
 
Common sampling techniques
Common sampling techniquesCommon sampling techniques
Common sampling techniques
krizza joy dela cruz
 
Sample
SampleSample
SampleNoura Mahmoud
 
Stratified Random Sampling
Stratified Random SamplingStratified Random Sampling
Stratified Random Samplingkinnari raval
 
Sampling techniques
Sampling techniquesSampling techniques
Sampling techniquesMukut Deori
 
Sampling Design and Sampling Distribution
Sampling Design and Sampling DistributionSampling Design and Sampling Distribution
Sampling Design and Sampling Distribution
Vikas Sonwane
 
Types of random sampling
Types of random samplingTypes of random sampling
Types of random sampling
Studying
 
Sampling and its types
Sampling and its typesSampling and its types
Sampling and its types
Prabhleen Arora
 
Sampling techniques
Sampling techniquesSampling techniques
Sampling techniquesnashratahir
 
RESEARCH METHOD - SAMPLING
RESEARCH METHOD - SAMPLINGRESEARCH METHOD - SAMPLING
RESEARCH METHOD - SAMPLING
Hafizah Hajimia
 
Chapter8
Chapter8Chapter8
Chapter8
Ying Liu
 

More Related Content

What's hot

Sampling and sampling distributions
Sampling and sampling distributionsSampling and sampling distributions
Sampling and sampling distributions
Stephan Jade Navarro
 
Unit 2
Unit 2Unit 2
Unit 2
Rai University
 
Sampling, Types of Techniques & Simple Radom sampling
Sampling, Types of Techniques & Simple Radom samplingSampling, Types of Techniques & Simple Radom sampling
Sampling, Types of Techniques & Simple Radom sampling
Central University of Haryana
 
Sampling design
Sampling designSampling design
Sampling design
Nijaz N
 
Chapter 9 sampling and statistical tool
Chapter 9 sampling and statistical toolChapter 9 sampling and statistical tool
Chapter 9 sampling and statistical toolMaria Theresa
 
Probability Sampling and Its Techniques with Examples.
Probability Sampling and Its Techniques with Examples.Probability Sampling and Its Techniques with Examples.
Probability Sampling and Its Techniques with Examples.
Ana Sheikh
 
Sampling error; the need for sampling distributions
Sampling error; the need for sampling distributionsSampling error; the need for sampling distributions
Sampling error; the need for sampling distributionsazmatmengal
 
Sampling and its variability
Sampling and its variabilitySampling and its variability
Sampling and its variabilityDrBhushan Kamble
 
Sampling and sampling technique
Sampling and sampling techniqueSampling and sampling technique
Sampling and sampling technique
Moumita Pal
 
sampling ppt
sampling pptsampling ppt
sampling ppt
Swati Luthra
 
Introduction to sampling
Introduction to samplingIntroduction to sampling
Introduction to samplingSituo Liu
 
Common sampling techniques
Common sampling techniquesCommon sampling techniques
Common sampling techniques
krizza joy dela cruz
 
Stratified Random Sampling
Stratified Random SamplingStratified Random Sampling
Stratified Random Samplingkinnari raval
 
Sampling techniques
Sampling techniquesSampling techniques
Sampling techniquesMukut Deori
 
Sampling Design and Sampling Distribution
Sampling Design and Sampling DistributionSampling Design and Sampling Distribution
Sampling Design and Sampling Distribution
Vikas Sonwane
 
Types of random sampling
Types of random samplingTypes of random sampling
Types of random sampling
Studying
 
Sampling and its types
Sampling and its typesSampling and its types
Sampling and its types
Prabhleen Arora
 
Sampling techniques
Sampling techniquesSampling techniques
Sampling techniquesnashratahir
 

What's hot (20)

Sampling and sampling distributions
Sampling and sampling distributionsSampling and sampling distributions
Sampling and sampling distributions
 
Sampling design
Sampling designSampling design
Sampling design
 
Unit 2
Unit 2Unit 2
Unit 2
 
Sampling, Types of Techniques & Simple Radom sampling
Sampling, Types of Techniques & Simple Radom samplingSampling, Types of Techniques & Simple Radom sampling
Sampling, Types of Techniques & Simple Radom sampling
 
Sampling design
Sampling designSampling design
Sampling design
 
Chapter 9 sampling and statistical tool
Chapter 9 sampling and statistical toolChapter 9 sampling and statistical tool
Chapter 9 sampling and statistical tool
 
Probability Sampling and Its Techniques with Examples.
Probability Sampling and Its Techniques with Examples.Probability Sampling and Its Techniques with Examples.
Probability Sampling and Its Techniques with Examples.
 
Sampling error; the need for sampling distributions
Sampling error; the need for sampling distributionsSampling error; the need for sampling distributions
Sampling error; the need for sampling distributions
 
Sampling and its variability
Sampling and its variabilitySampling and its variability
Sampling and its variability
 
Sampling and sampling technique
Sampling and sampling techniqueSampling and sampling technique
Sampling and sampling technique
 
sampling ppt
sampling pptsampling ppt
sampling ppt
 
Introduction to sampling
Introduction to samplingIntroduction to sampling
Introduction to sampling
 
Common sampling techniques
Common sampling techniquesCommon sampling techniques
Common sampling techniques
 
Sample
SampleSample
Sample
 
Stratified Random Sampling
Stratified Random SamplingStratified Random Sampling
Stratified Random Sampling
 
Sampling techniques
Sampling techniquesSampling techniques
Sampling techniques
 
Sampling Design and Sampling Distribution
Sampling Design and Sampling DistributionSampling Design and Sampling Distribution
Sampling Design and Sampling Distribution
 
Types of random sampling
Types of random samplingTypes of random sampling
Types of random sampling
 
Sampling and its types
Sampling and its typesSampling and its types
Sampling and its types
 
Sampling techniques
Sampling techniquesSampling techniques
Sampling techniques
 

Viewers also liked

RESEARCH METHOD - SAMPLING
RESEARCH METHOD - SAMPLINGRESEARCH METHOD - SAMPLING
RESEARCH METHOD - SAMPLING
Hafizah Hajimia
 
Chapter8
Chapter8Chapter8
Chapter8
Ying Liu
 
Sampling and Sample Types
Sampling and Sample TypesSampling and Sample Types
Sampling and Sample Types
Dr. Sunil Kumar
 
Internal Validity
Internal ValidityInternal Validity
Internal Validity
Dwi Firli Ashari
 
Estimating sample size through simulations
Estimating sample size through simulationsEstimating sample size through simulations
Estimating sample size through simulations
Arthur8898
 
CORE: May the “Power” (Statistical) - Be with You!
CORE: May the “Power” (Statistical) - Be with You!CORE: May the “Power” (Statistical) - Be with You!
CORE: May the “Power” (Statistical) - Be with You!
Trident University
 
Two Sample Tests
Two Sample TestsTwo Sample Tests
Two Sample Testssanketd1983
 
Threats to Internal and External Validity
Threats to Internal and External ValidityThreats to Internal and External Validity
Threats to Internal and External ValidityMuhammad Salman Rao
 
Sampling types, size and eroors
Sampling types, size and eroorsSampling types, size and eroors
Sampling types, size and eroors
Adil Arif
 
Case study research by maureann o keefe
Case study research by maureann o keefeCase study research by maureann o keefe
Case study research by maureann o keefe
wawaaa789
 
Ch. 12 Sampling Methods
Ch. 12 Sampling MethodsCh. 12 Sampling Methods
Ch. 12 Sampling Methods
christjt
 
Data sampling and probability
Data sampling and probabilityData sampling and probability
Data sampling and probability
Avjinder (Avi) Kaler
 
Sampling & Its Types
Sampling & Its TypesSampling & Its Types
Sampling & Its Types
Elementary & Secondary Education Department, KP, Pakistan
 
MM Bagali, HR, MBA, HRM, HRD, Research ,Case study final
MM Bagali, HR, MBA, HRM, HRD, Research ,Case study finalMM Bagali, HR, MBA, HRM, HRD, Research ,Case study final
MM Bagali, HR, MBA, HRM, HRD, Research ,Case study final
dr m m bagali, phd in hr
 
Sampling techniques
Sampling techniquesSampling techniques
Sampling techniques
Narasimha B.C
 

Viewers also liked (20)

RESEARCH METHOD - SAMPLING
RESEARCH METHOD - SAMPLINGRESEARCH METHOD - SAMPLING
RESEARCH METHOD - SAMPLING
 
Chapter8
Chapter8Chapter8
Chapter8
 
Sampling and Sample Types
Sampling and Sample TypesSampling and Sample Types
Sampling and Sample Types
 
Internal Validity
Internal ValidityInternal Validity
Internal Validity
 
Papulation
PapulationPapulation
Papulation
 
Estimating sample size through simulations
Estimating sample size through simulationsEstimating sample size through simulations
Estimating sample size through simulations
 
CORE: May the “Power” (Statistical) - Be with You!
CORE: May the “Power” (Statistical) - Be with You!CORE: May the “Power” (Statistical) - Be with You!
CORE: May the “Power” (Statistical) - Be with You!
 
Two Sample Tests
Two Sample TestsTwo Sample Tests
Two Sample Tests
 
Threats to Internal and External Validity
Threats to Internal and External ValidityThreats to Internal and External Validity
Threats to Internal and External Validity
 
Sampling types, size and eroors
Sampling types, size and eroorsSampling types, size and eroors
Sampling types, size and eroors
 
Case study research by maureann o keefe
Case study research by maureann o keefeCase study research by maureann o keefe
Case study research by maureann o keefe
 
Ch. 12 Sampling Methods
Ch. 12 Sampling MethodsCh. 12 Sampling Methods
Ch. 12 Sampling Methods
 
Data sampling and probability
Data sampling and probabilityData sampling and probability
Data sampling and probability
 
Sampling & Its Types
Sampling & Its TypesSampling & Its Types
Sampling & Its Types
 
T5 sampling
T5 samplingT5 sampling
T5 sampling
 
sampling
samplingsampling
sampling
 
SET FORM 4 (3.1.1-3.1.3)
SET FORM 4 (3.1.1-3.1.3)SET FORM 4 (3.1.1-3.1.3)
SET FORM 4 (3.1.1-3.1.3)
 
MM Bagali, HR, MBA, HRM, HRD, Research ,Case study final
MM Bagali, HR, MBA, HRM, HRD, Research ,Case study finalMM Bagali, HR, MBA, HRM, HRD, Research ,Case study final
MM Bagali, HR, MBA, HRM, HRD, Research ,Case study final
 
Sampling techniques
Sampling techniquesSampling techniques
Sampling techniques
 
Sampling
SamplingSampling
Sampling
 

Similar to Sampling and Inference_Political_Science

Basic Concepts of Inferential statistics
Basic Concepts of Inferential statisticsBasic Concepts of Inferential statistics
Basic Concepts of Inferential statistics
Statistics Consultation
 
STA 222 Lecture 1 Introduction to Statistical Inference.pptx
STA 222 Lecture 1 Introduction to Statistical Inference.pptxSTA 222 Lecture 1 Introduction to Statistical Inference.pptx
STA 222 Lecture 1 Introduction to Statistical Inference.pptx
taiyesamuel
 
Sampling in Statistical Inference
Sampling in Statistical InferenceSampling in Statistical Inference
Sampling in Statistical Inference
Khawaja Naveed
 
Sampling 1231243290208505 1
Sampling 1231243290208505 1Sampling 1231243290208505 1
Sampling 1231243290208505 1guest7e772ec
 
Research Inference Statistic- Module 7.pptx
Research Inference Statistic- Module 7.pptxResearch Inference Statistic- Module 7.pptx
Research Inference Statistic- Module 7.pptx
sathishbl92b
 
Reseach Methdology Statistic- Module 6.pptx
Reseach Methdology Statistic- Module 6.pptxReseach Methdology Statistic- Module 6.pptx
Reseach Methdology Statistic- Module 6.pptx
sathishbl92b
 
Parameter and statistic in Research Methdology- Module 5
Parameter and statistic in Research Methdology- Module 5Parameter and statistic in Research Methdology- Module 5
Parameter and statistic in Research Methdology- Module 5
sathishbl92b
 
5_lectureslides.pptx
5_lectureslides.pptx5_lectureslides.pptx
5_lectureslides.pptx
suchita74
 
Sampling Techniques.docx
Sampling Techniques.docxSampling Techniques.docx
Sampling Techniques.docx
SubrataDas757712
 
Sampling design
Sampling designSampling design
Sampling design
Balaji P
 
Inferential Statistics
Inferential StatisticsInferential Statistics
Inferential Statistics
Kush Kulshrestha
 
Sampling
Sampling Sampling
Sampling
Anuj Suneja
 
Sampling, Statistics and Sample Size
Sampling, Statistics and Sample SizeSampling, Statistics and Sample Size
Sampling, Statistics and Sample Size
clearsateam
 
Sampling
SamplingSampling
Sampling
praveen3030
 
probability versusnonprobsampling
probability versusnonprobsampling probability versusnonprobsampling
probability versusnonprobsampling
Wander Guerra
 
SAMPLING IN RESEARCH METHODOLOGY
SAMPLING IN RESEARCH METHODOLOGYSAMPLING IN RESEARCH METHODOLOGY
SAMPLING IN RESEARCH METHODOLOGY
Farha Nisha
 
Chapter 3 part3-Toward Statistical Inference
Chapter 3 part3-Toward Statistical InferenceChapter 3 part3-Toward Statistical Inference
Chapter 3 part3-Toward Statistical Inference
nszakir
 
Adler clark 4e ppt 05
Adler clark 4e ppt 05Adler clark 4e ppt 05
Adler clark 4e ppt 05arpsychology
 
CH 3 Sampling (3).pptx.ppt
CH 3 Sampling (3).pptx.pptCH 3 Sampling (3).pptx.ppt
CH 3 Sampling (3).pptx.ppt
captaindeadpool495
 
RM - Lecture Eleven of transportation.pptx
RM - Lecture Eleven of transportation.pptxRM - Lecture Eleven of transportation.pptx
RM - Lecture Eleven of transportation.pptx
bombvoyage
 

Similar to Sampling and Inference_Political_Science (20)

Basic Concepts of Inferential statistics
Basic Concepts of Inferential statisticsBasic Concepts of Inferential statistics
Basic Concepts of Inferential statistics
 
STA 222 Lecture 1 Introduction to Statistical Inference.pptx
STA 222 Lecture 1 Introduction to Statistical Inference.pptxSTA 222 Lecture 1 Introduction to Statistical Inference.pptx
STA 222 Lecture 1 Introduction to Statistical Inference.pptx
 
Sampling in Statistical Inference
Sampling in Statistical InferenceSampling in Statistical Inference
Sampling in Statistical Inference
 
Sampling 1231243290208505 1
Sampling 1231243290208505 1Sampling 1231243290208505 1
Sampling 1231243290208505 1
 
Research Inference Statistic- Module 7.pptx
Research Inference Statistic- Module 7.pptxResearch Inference Statistic- Module 7.pptx
Research Inference Statistic- Module 7.pptx
 
Reseach Methdology Statistic- Module 6.pptx
Reseach Methdology Statistic- Module 6.pptxReseach Methdology Statistic- Module 6.pptx
Reseach Methdology Statistic- Module 6.pptx
 
Parameter and statistic in Research Methdology- Module 5
Parameter and statistic in Research Methdology- Module 5Parameter and statistic in Research Methdology- Module 5
Parameter and statistic in Research Methdology- Module 5
 
5_lectureslides.pptx
5_lectureslides.pptx5_lectureslides.pptx
5_lectureslides.pptx
 
Sampling Techniques.docx
Sampling Techniques.docxSampling Techniques.docx
Sampling Techniques.docx
 
Sampling design
Sampling designSampling design
Sampling design
 
Inferential Statistics
Inferential StatisticsInferential Statistics
Inferential Statistics
 
Sampling
Sampling Sampling
Sampling
 
Sampling, Statistics and Sample Size
Sampling, Statistics and Sample SizeSampling, Statistics and Sample Size
Sampling, Statistics and Sample Size
 
Sampling
SamplingSampling
Sampling
 
probability versusnonprobsampling
probability versusnonprobsampling probability versusnonprobsampling
probability versusnonprobsampling
 
SAMPLING IN RESEARCH METHODOLOGY
SAMPLING IN RESEARCH METHODOLOGYSAMPLING IN RESEARCH METHODOLOGY
SAMPLING IN RESEARCH METHODOLOGY
 
Chapter 3 part3-Toward Statistical Inference
Chapter 3 part3-Toward Statistical InferenceChapter 3 part3-Toward Statistical Inference
Chapter 3 part3-Toward Statistical Inference
 
Adler clark 4e ppt 05
Adler clark 4e ppt 05Adler clark 4e ppt 05
Adler clark 4e ppt 05
 
CH 3 Sampling (3).pptx.ppt
CH 3 Sampling (3).pptx.pptCH 3 Sampling (3).pptx.ppt
CH 3 Sampling (3).pptx.ppt
 
RM - Lecture Eleven of transportation.pptx
RM - Lecture Eleven of transportation.pptxRM - Lecture Eleven of transportation.pptx
RM - Lecture Eleven of transportation.pptx
 

More from Omar (TUBBS 128) Ventura VII

The New Fair Property Assessment Plan
The New Fair Property Assessment PlanThe New Fair Property Assessment Plan
The New Fair Property Assessment Plan
Omar (TUBBS 128) Ventura VII
 
The fair assessmetn_plan_spring_2006_cory_cook_ca_pol
The fair assessmetn_plan_spring_2006_cory_cook_ca_polThe fair assessmetn_plan_spring_2006_cory_cook_ca_pol
The fair assessmetn_plan_spring_2006_cory_cook_ca_pol
Omar (TUBBS 128) Ventura VII
 
Normal_Curves_z-scores
Normal_Curves_z-scoresNormal_Curves_z-scores
Normal_Curves_z-scores
Omar (TUBBS 128) Ventura VII
 
Explanations and hypotheses ch 2
Explanations and hypotheses ch 2Explanations and hypotheses ch 2
Explanations and hypotheses ch 2
Omar (TUBBS 128) Ventura VII
 
Hypothesis testng
Hypothesis testngHypothesis testng
Hypothesis testng
Omar (TUBBS 128) Ventura VII
 
Ch 7 regression_lab_outpu1
Ch 7 regression_lab_outpu1Ch 7 regression_lab_outpu1
Ch 7 regression_lab_outpu1
Omar (TUBBS 128) Ventura VII
 
Ch 7 correlation_and_linear_regression
Ch 7 correlation_and_linear_regressionCh 7 correlation_and_linear_regression
Ch 7 correlation_and_linear_regression
Omar (TUBBS 128) Ventura VII
 
Correlation & Regression_
Correlation & Regression_Correlation & Regression_
Correlation & Regression_
Omar (TUBBS 128) Ventura VII
 

More from Omar (TUBBS 128) Ventura VII (9)

The New Fair Property Assessment Plan
The New Fair Property Assessment PlanThe New Fair Property Assessment Plan
The New Fair Property Assessment Plan
 
The fair assessmetn_plan_spring_2006_cory_cook_ca_pol
The fair assessmetn_plan_spring_2006_cory_cook_ca_polThe fair assessmetn_plan_spring_2006_cory_cook_ca_pol
The fair assessmetn_plan_spring_2006_cory_cook_ca_pol
 
Normal_Curves_z-scores
Normal_Curves_z-scoresNormal_Curves_z-scores
Normal_Curves_z-scores
 
Explanations and hypotheses ch 2
Explanations and hypotheses ch 2Explanations and hypotheses ch 2
Explanations and hypotheses ch 2
 
Hypothesis testng
Hypothesis testngHypothesis testng
Hypothesis testng
 
Examining relationships m2
Examining relationships m2Examining relationships m2
Examining relationships m2
 
Ch 7 regression_lab_outpu1
Ch 7 regression_lab_outpu1Ch 7 regression_lab_outpu1
Ch 7 regression_lab_outpu1
 
Ch 7 correlation_and_linear_regression
Ch 7 correlation_and_linear_regressionCh 7 correlation_and_linear_regression
Ch 7 correlation_and_linear_regression
 
Correlation & Regression_
Correlation & Regression_Correlation & Regression_
Correlation & Regression_
 

Recently uploaded

Mule 4.6 & Java 17 Upgrade | MuleSoft Mysore Meetup #46
Mule 4.6 & Java 17 Upgrade | MuleSoft Mysore Meetup #46Mule 4.6 & Java 17 Upgrade | MuleSoft Mysore Meetup #46
Mule 4.6 & Java 17 Upgrade | MuleSoft Mysore Meetup #46
MysoreMuleSoftMeetup
 
"Protectable subject matters, Protection in biotechnology, Protection of othe...
"Protectable subject matters, Protection in biotechnology, Protection of othe..."Protectable subject matters, Protection in biotechnology, Protection of othe...
"Protectable subject matters, Protection in biotechnology, Protection of othe...
SACHIN R KONDAGURI
 
special B.ed 2nd year old paper_20240531.pdf
special B.ed 2nd year old paper_20240531.pdfspecial B.ed 2nd year old paper_20240531.pdf
special B.ed 2nd year old paper_20240531.pdf
Special education needs
 
Acetabularia Information For Class 9 .docx
Acetabularia Information For Class 9 .docxAcetabularia Information For Class 9 .docx
Acetabularia Information For Class 9 .docx
vaibhavrinwa19
 
Executive Directors Chat Leveraging AI for Diversity, Equity, and Inclusion
Executive Directors Chat Leveraging AI for Diversity, Equity, and InclusionExecutive Directors Chat Leveraging AI for Diversity, Equity, and Inclusion
Executive Directors Chat Leveraging AI for Diversity, Equity, and Inclusion
TechSoup
 
June 3, 2024 Anti-Semitism Letter Sent to MIT President Kornbluth and MIT Cor...
June 3, 2024 Anti-Semitism Letter Sent to MIT President Kornbluth and MIT Cor...June 3, 2024 Anti-Semitism Letter Sent to MIT President Kornbluth and MIT Cor...
June 3, 2024 Anti-Semitism Letter Sent to MIT President Kornbluth and MIT Cor...
Levi Shapiro
 
Introduction to AI for Nonprofits with Tapp Network
Introduction to AI for Nonprofits with Tapp NetworkIntroduction to AI for Nonprofits with Tapp Network
Introduction to AI for Nonprofits with Tapp Network
TechSoup
 
Model Attribute Check Company Auto Property
Model Attribute Check Company Auto PropertyModel Attribute Check Company Auto Property
Model Attribute Check Company Auto Property
Celine George
 
STRAND 3 HYGIENIC PRACTICES.pptx GRADE 7 CBC
STRAND 3 HYGIENIC PRACTICES.pptx GRADE 7 CBCSTRAND 3 HYGIENIC PRACTICES.pptx GRADE 7 CBC
STRAND 3 HYGIENIC PRACTICES.pptx GRADE 7 CBC
kimdan468
 
South African Journal of Science: Writing with integrity workshop (2024)
South African Journal of Science: Writing with integrity workshop (2024)South African Journal of Science: Writing with integrity workshop (2024)
South African Journal of Science: Writing with integrity workshop (2024)
Academy of Science of South Africa
 
Multithreading_in_C++ - std::thread, race condition
Multithreading_in_C++ - std::thread, race conditionMultithreading_in_C++ - std::thread, race condition
Multithreading_in_C++ - std::thread, race condition
Mohammed Sikander
 
2024.06.01 Introducing a competency framework for languag learning materials ...
2024.06.01 Introducing a competency framework for languag learning materials ...2024.06.01 Introducing a competency framework for languag learning materials ...
2024.06.01 Introducing a competency framework for languag learning materials ...
Sandy Millin
 
Overview on Edible Vaccine: Pros & Cons with Mechanism
Overview on Edible Vaccine: Pros & Cons with MechanismOverview on Edible Vaccine: Pros & Cons with Mechanism
Overview on Edible Vaccine: Pros & Cons with Mechanism
DeeptiGupta154
 
How to Make a Field invisible in Odoo 17
How to Make a Field invisible in Odoo 17How to Make a Field invisible in Odoo 17
How to Make a Field invisible in Odoo 17
Celine George
 
TESDA TM1 REVIEWER FOR NATIONAL ASSESSMENT WRITTEN AND ORAL QUESTIONS WITH A...
TESDA TM1 REVIEWER FOR NATIONAL ASSESSMENT WRITTEN AND ORAL QUESTIONS WITH A...TESDA TM1 REVIEWER FOR NATIONAL ASSESSMENT WRITTEN AND ORAL QUESTIONS WITH A...
TESDA TM1 REVIEWER FOR NATIONAL ASSESSMENT WRITTEN AND ORAL QUESTIONS WITH A...
EugeneSaldivar
 
How libraries can support authors with open access requirements for UKRI fund...
How libraries can support authors with open access requirements for UKRI fund...How libraries can support authors with open access requirements for UKRI fund...
How libraries can support authors with open access requirements for UKRI fund...
Jisc
 
Synthetic Fiber Construction in lab .pptx
Synthetic Fiber Construction in lab .pptxSynthetic Fiber Construction in lab .pptx
Synthetic Fiber Construction in lab .pptx
Pavel ( NSTU)
 
Unit 8 - Information and Communication Technology (Paper I).pdf
Unit 8 - Information and Communication Technology (Paper I).pdfUnit 8 - Information and Communication Technology (Paper I).pdf
Unit 8 - Information and Communication Technology (Paper I).pdf
Thiyagu K
 
Biological Screening of Herbal Drugs in detailed.
Biological Screening of Herbal Drugs in detailed.Biological Screening of Herbal Drugs in detailed.
Biological Screening of Herbal Drugs in detailed.
Ashokrao Mane college of Pharmacy Peth-Vadgaon
 
Unit 2- Research Aptitude (UGC NET Paper I).pdf
Unit 2- Research Aptitude (UGC NET Paper I).pdfUnit 2- Research Aptitude (UGC NET Paper I).pdf
Unit 2- Research Aptitude (UGC NET Paper I).pdf
Thiyagu K
 

Recently uploaded (20)

Mule 4.6 & Java 17 Upgrade | MuleSoft Mysore Meetup #46
Mule 4.6 & Java 17 Upgrade | MuleSoft Mysore Meetup #46Mule 4.6 & Java 17 Upgrade | MuleSoft Mysore Meetup #46
Mule 4.6 & Java 17 Upgrade | MuleSoft Mysore Meetup #46
 
"Protectable subject matters, Protection in biotechnology, Protection of othe...
"Protectable subject matters, Protection in biotechnology, Protection of othe..."Protectable subject matters, Protection in biotechnology, Protection of othe...
"Protectable subject matters, Protection in biotechnology, Protection of othe...
 
special B.ed 2nd year old paper_20240531.pdf
special B.ed 2nd year old paper_20240531.pdfspecial B.ed 2nd year old paper_20240531.pdf
special B.ed 2nd year old paper_20240531.pdf
 
Acetabularia Information For Class 9 .docx
Acetabularia Information For Class 9 .docxAcetabularia Information For Class 9 .docx
Acetabularia Information For Class 9 .docx
 
Executive Directors Chat Leveraging AI for Diversity, Equity, and Inclusion
Executive Directors Chat Leveraging AI for Diversity, Equity, and InclusionExecutive Directors Chat Leveraging AI for Diversity, Equity, and Inclusion
Executive Directors Chat Leveraging AI for Diversity, Equity, and Inclusion
 
June 3, 2024 Anti-Semitism Letter Sent to MIT President Kornbluth and MIT Cor...
June 3, 2024 Anti-Semitism Letter Sent to MIT President Kornbluth and MIT Cor...June 3, 2024 Anti-Semitism Letter Sent to MIT President Kornbluth and MIT Cor...
June 3, 2024 Anti-Semitism Letter Sent to MIT President Kornbluth and MIT Cor...
 
Introduction to AI for Nonprofits with Tapp Network
Introduction to AI for Nonprofits with Tapp NetworkIntroduction to AI for Nonprofits with Tapp Network
Introduction to AI for Nonprofits with Tapp Network
 
Model Attribute Check Company Auto Property
Model Attribute Check Company Auto PropertyModel Attribute Check Company Auto Property
Model Attribute Check Company Auto Property
 
STRAND 3 HYGIENIC PRACTICES.pptx GRADE 7 CBC
STRAND 3 HYGIENIC PRACTICES.pptx GRADE 7 CBCSTRAND 3 HYGIENIC PRACTICES.pptx GRADE 7 CBC
STRAND 3 HYGIENIC PRACTICES.pptx GRADE 7 CBC
 
South African Journal of Science: Writing with integrity workshop (2024)
South African Journal of Science: Writing with integrity workshop (2024)South African Journal of Science: Writing with integrity workshop (2024)
South African Journal of Science: Writing with integrity workshop (2024)
 
Multithreading_in_C++ - std::thread, race condition
Multithreading_in_C++ - std::thread, race conditionMultithreading_in_C++ - std::thread, race condition
Multithreading_in_C++ - std::thread, race condition
 
2024.06.01 Introducing a competency framework for languag learning materials ...
2024.06.01 Introducing a competency framework for languag learning materials ...2024.06.01 Introducing a competency framework for languag learning materials ...
2024.06.01 Introducing a competency framework for languag learning materials ...
 
Overview on Edible Vaccine: Pros & Cons with Mechanism
Overview on Edible Vaccine: Pros & Cons with MechanismOverview on Edible Vaccine: Pros & Cons with Mechanism
Overview on Edible Vaccine: Pros & Cons with Mechanism
 
How to Make a Field invisible in Odoo 17
How to Make a Field invisible in Odoo 17How to Make a Field invisible in Odoo 17
How to Make a Field invisible in Odoo 17
 
TESDA TM1 REVIEWER FOR NATIONAL ASSESSMENT WRITTEN AND ORAL QUESTIONS WITH A...
TESDA TM1 REVIEWER FOR NATIONAL ASSESSMENT WRITTEN AND ORAL QUESTIONS WITH A...TESDA TM1 REVIEWER FOR NATIONAL ASSESSMENT WRITTEN AND ORAL QUESTIONS WITH A...
TESDA TM1 REVIEWER FOR NATIONAL ASSESSMENT WRITTEN AND ORAL QUESTIONS WITH A...
 
How libraries can support authors with open access requirements for UKRI fund...
How libraries can support authors with open access requirements for UKRI fund...How libraries can support authors with open access requirements for UKRI fund...
How libraries can support authors with open access requirements for UKRI fund...
 
Synthetic Fiber Construction in lab .pptx
Synthetic Fiber Construction in lab .pptxSynthetic Fiber Construction in lab .pptx
Synthetic Fiber Construction in lab .pptx
 
Unit 8 - Information and Communication Technology (Paper I).pdf
Unit 8 - Information and Communication Technology (Paper I).pdfUnit 8 - Information and Communication Technology (Paper I).pdf
Unit 8 - Information and Communication Technology (Paper I).pdf
 
Biological Screening of Herbal Drugs in detailed.
Biological Screening of Herbal Drugs in detailed.Biological Screening of Herbal Drugs in detailed.
Biological Screening of Herbal Drugs in detailed.
 
Unit 2- Research Aptitude (UGC NET Paper I).pdf
Unit 2- Research Aptitude (UGC NET Paper I).pdfUnit 2- Research Aptitude (UGC NET Paper I).pdf
Unit 2- Research Aptitude (UGC NET Paper I).pdf
 

Sampling and Inference_Political_Science

  • 1. Sampling and Inference
  • 2.
  • 3.
  • 4.
  • 5.
  • 6.
  • 7.
  • 8.
  • 9.
  • 10.
  • 11.
  • 12.
  • 13.
  • 14.
  • 15.
  • 16.
  • 17.
  • 18.
  • 19.
  • 20.
  • 21.
  • 22.
  • 23.
  • 24.
  • 25.
  • 26.
  • 27. NORMAL CURVE 0 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 0.1       1 96 .   1 96 .  Area = .6823 2/3 of the population lies between +- 1 st. deviation Area = .95 2.5% of population 2.5% of population 95% of the population lies between +- 1.96 st. deviations
  • 28.
  • 29.
  • 30.
  • 31.
  • 32.
  • 33.
  • 34.
  • 35.
  • 36.
  • 37.
  • 38.
  • 39.