M.B.A. DEGREE EXAMINATION, JUNE 2010
Second Semester
BA9227 — BUSINESS RESEARCH METHODS
(Regulation 2009)
Time : Three hours                                                                                                     Maximum : 100 Marks

PART A — (10 × 2 = 20 Marks)
1. What is the significance of null hypothesis?
2. What the benefits are of cross sectional research?
3. What are the various types of reliability?
4. Explain why either ratio or interval scales is preferred in management
research.
5. State the features of snow ball sampling.
6. Why is eigenvalue considered as important?
7. How do you ascertain the validity of the data?
8. Describe the importance of executive summary.
9. How do you overcome subjectivity in research?
10. What are the benefits of a non probability sampling?

PART B — (5 × 16 = 80 Marks)

11. (a) Examine the various types of research and their relative merits and
demerits.
Or
(b) How does one frame research objectives? What are the characteristics of
hypothesis? Discuss.

12. (a) Explain the various types of measurements. What are the various types
of scales and their importance? Discuss.
Or
(b) How does one construct a survey instrument? What steps need to be
followed? Discuss.
13. (a) Explain the probability and non probability sampling methods. Which
one would be an ideal method for the scientific research?
Or
(b) Explain the various types of primary source of data collection and their
significance.
14. (a) In a study concerned with preferences for four different types of check-in
accounts offered by a bank, 100 people in a higher-income group and
200 people in a lower-income group were interviewed. The results of their
choices are shown in the accompanying table.
Preference
Higher-income Lower-income
Group Group
Account A 36 84
Account B 39 51
Account C 16 44
Account D 9 21
Set up this study in formal statistical terms and draw appropriate
conclusions. Use 05 . = α
Or
(b) Explain discriminant function analysis. When and how do you use this
method?
15. (a) Explain the various types of research reports. Give an account on the
contents of a research report.
Or
(b) How does one overcome problems on the ethical issues and the objectivity
as well subjectivity in research? Explain.