1. RESEARCH
METHODOLOGY
Prepared by
Md. S Jahan Talukdar
MS Fellow
Dept. of Environmental Science
Bangladesh Agricultural University, Mymensingh.

2. CHAPTER ONE
RE - SEARCH

3. WHAT IS R ESEAR CH?
• A LOGICAL and SYSTEMATIC search for NEW,
USEFUL & RELEVENT information on a
particular topic.
• Explanation of events, phenomena, relationship &
causes.
• Creative.
• Circular
• Systematic processes of COLLECTING & ANALYZING
data.

4. WHAT IS RESEARCH METHODOLOGY?
• Various techniques, tools, procedures which are
applied to researches.
• Includes Thermotical procedures, experimental
studies, statistical analysis.
• Methods helps to collect samples, data or findings a
problem.
• A systematic way to solve a problem via reliable and
valid procedures.

5. RESEARCH OBJECTIVES
•Discovering new facts.
•Achieve a goal.
•Solve a problem.
•Developing of tools, concept or theory.
•Finding solutions.

6. TYPES
Research
Qualitative Quantitative Descriptive Analytical
Fundamental Applied

7. BASIC STEPS OF A RESEARCH
Find a problem
Formulating Goals & Objectives
Design research
Generating results
Interoperate results
Draw a conclusion

8. CHAPTER TWO
RESEARCH
DESIGN

9. W H A T I S R E S E A R C H D E S I G N ?
• The conceptual structure within which
research conducted.
• It’s a clear statement of the research problem;
• Procedures and techniques which used for
gathering information;
• Methods of the study.

10. RESEARCH DESIGN’S AIMS ARE
• What the study is about?
• Why this study needed?
• Where study will be done?
• What types of data will be used?
• Source of data;
• Time & cost;
• Sample size;
• Technique of analyzing data;
• What to be reported?

11. TYPES
•Exploratory;
•Descriptive;
•Hypothesis testing;

12. CHAPTER THREE
SAMPLE
DESIGN

13. SAMPLE AND POPULATION
• Population: Set of objects to be studied.
• Sample: A representative part of whole population.
Sampling techniques are mainly two types
1.Non probable Sampling.
2.Probability Sampling .

14. 1.NON PROBABLE SAMPLING.
•Convenience Sample
•Judgmental Sample
•Snowball Sample
•Quota Sample

15. 2.PROBABILITY SAMPLING .
•Simple Random Sample
•Systematic Sample
•Stratified Sample
•Cluster Sample

16. CHAPTER FOUR
THESIS

17. B O D Y O F A T H E S I S
Preliminary
pages
•Cover page
•Title page
•Acknowledgem
ent
•Abstract
•Content
•List
Main text
• Introduction
• Review literature
• Materials and
methods
• Results
• Discussion
• Summery &
conclusion
End matters
•Reference
•Appendix
•Computer
program
•List of papers

18. C O N T E N T S O F A N A B S T R A C T
Completeness
A.Objectives/ Purposes 10-20%
B.Methodology 10-20%
C.Significant result/s 60-70%
D.Conclusion 10-20%
Briefness
Selfexplanatory
Independence
Don’tusefigure&tables

19. P A R T S O F A N I D E A L I N T R O D U C T I O N
Topic
Background
Present works
Gap
Importance
Objectives
Hypothesis

20. Authors
name
Year
Research
area
Materials
& methods
Results Conclusion
L I T E R A T U R E R E V I E W S M U S T
H A V E S O M E C O M P O N E N T S

21. RESULTS
Graphical/
table
•Abcdef………
Interpretations

22. DISCUSSIONS
Key matter
Interpretation of results
Comparison
Explanations
Qualifying results
Concussion and suggestion

23. PARTS OF AN CONCLUSION
Summary should
be précised
Major findings
Objectives
Recommendation
Utility (further)

24. Thanks to
You!