Lecture for Statistics and it's Scope

1. Statistics and it’s Scope

2. Introduction
• Statistics is all related to numbers. An aggregate of
numerical facts is statistics. The word statistics is derived
from the Italian word statista meaning political state or
government.

3. DEFINITION
• It is a branch of mathematics dealing with collection, organization,
analysis, and presentation of numerical data. Its objective is to
analyze and Interpret information correctly
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• OR
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• “It is a field of study concerned with techniques or methods of
collection of data, classification, summarizing, testing the
hypothesis and making recommendations only when a part of data
is used”

4. Scope of Statistics

5. Statistics and natural Science
• Natural sciences are biology, Zoology, medicine,
meteorology etc. the statistics are helpful in the field
of physical sciences as the experiments conducted in
this field are based upon the data collected with the
help of descriptive statistics. Statistics is used both
for analyzing data and drawing

6. Statistics and Economics
• Scope of Statistics include the area of Economics also. The statistical
data and methods of statistics are used for understanding the
Economic theories
Economic problems
Economic policy formulation
Economic planning.
Budgeting

7. Statistics and Research
• The Scope of statistics also includes the area of research. Any kind
of research work is incomplete without the use of Statistics. It plays
an important role in the empirical investigation of the laws and
theories of various branches of study. It helps in verifying the
practical validity of the laws and theories of various branches of
study.

8. Statistics and Business
• Marketing
Marketing Policy Decisions depend on forecasting, demand analysis, time
& motion studies, inventory control, investments & analysis of consumer
data for production & sales.
Quality Control Mechanisms
Product Mix
. Quantities

9. Statistics and Medical Sciences
• Developing predictive models:
• Analyzing genetic data:
• Cost analysis: Evaluating the cost-effectiveness of different
medical treatments
• Performance measurement:
• Patient satisfaction surveys:
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