M.Ed. (Special Education) DEGREE EXAMINATION,
MAY 2017
Second Semester
RESEARCH METHODOLOGY AND STATISTICS
(2015 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all ten questions.
1. Mention any four ethics of educational research.
2. Why is theory important for research?
3. What is meant by ex-post facto research?
4. Differentiate research questions and problem.
5. Define sampling error.
6. Differentiate correlation from association.
7. Specify the components of research proposal.
8. What do you mean by measures of central tendency?
9. List out the names of two refereed journals in special
education.
10. Differentiate validity from reliability.
Sub. Code
7432A3
RW-375
2
Wk 14
Part B x 5 25)
Answer any five of the following questions.
11. Enumerate the characteristics of normal probability
curve.
12. Explain the probability sampling techniques.
13. Discuss the importance of graphical representation of
results. Mention various types of it.
14. Justify the role of scientific thinking in research with a
suitable example.
15. Explain action research cycle from a teacher's point of
view.
16. Describe the types of variables.
17. Explain the four primary scales of measurement.
18. Discuss the techniques involved in writing technical
paper.
Part C x 10 30)
Answer all the following questions.
19. Draft a brief research proposal on a problem in
special education.
Or
Why is validity critical in the success of a research?
Describe the factors affecting the internal validity of
a research.
RW-375
3
Wk 14
20. Describe the following
Review of literature
Review of related literature
Questionnaire
Rating scale.
Or
Discuss the major differences between parametric
and non-parametric tests.
21. Sketch the experimental research design. Discuss the
need for experimental research in special education.
Or
Justify the use of mixed method in special education
research. Write a note on Chi-square test.
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