IGNOU| RESEARCH METHODOLOGY AND STATISTICAL ANALYSIS (MCO - 01)| QUESTION PAPER – (DEC - 2023)| (M.COM)| ENGLISH MEDIUM
MASTER OF COMMERCE (M. COM.)
Term-End Examination
December - 2023
MCO–3
RESEARCH METHODOLOGY AND STATISTICAL ANALYSIS
Time: 3 Hours
Maximum Marks: 100
Weightage: 70%
Note: Attempt any five questions. All questions carry equal marks.
हिंदी माध्यम: यहां क्लिक करें
1. (i) What are the characteristics of a good research report?
(ii)
Discuss the precautions required at the time of interpretation of data with
examples. 8+12
2. (i) What is survey research? How is it different from
observation research?
(ii)
Discuss the sources of sampling and non-sampling errors with suitable examples.
10+10
3. (i) Explain briefly the additive and multiplicative models of
time series. Which of these models is more commonly used and why?
(ii)
Discuss how far the sample proportion satisfies the desirable properties of a
good estimator. 10+10
4. (i) What do you mean by the term “measurement”? Explain the
characteristics and various types of measurement scales.
(ii) How
do you select an appropriate scaling technique for a research study? Explain
the issues involved in it. 10+10
5. (i) Explain the concept of Regression and discuss its utility
in business research.
(ii) What
is Research Design? Explain the functions of a research design. 10+10
6. A survey on the heights (in cm) of 50 girls of class X was
conducted at a school and the following data were obtained:
|
Height (in cm) |
Number of girls |
|
120-130 130-140 140-150 150-160 160-170 |
2 8 12 20 8 |
|
Total |
50 |
Find the
mode and median of the above data. 10+10
7. Briefly Comment on any four of the following: 5+5+5+5
(i) Ratio
scales permit the researcher to compare both differences in scores and relative
magnitude of scores.
(ii) The
choice between ranking, sorting, or rating techniques is determined by the
problem definition and the type of statistical analysis.
(iii)
Type-I error is committed in rejecting a null hypothesis.
(iv) A
researcher is expected not only to collect and analyse the data but also to
interpret the results of his/her findings.
(v) Statistical
method may be defined as “the collection, presentation, analysis and
interpretation of numerical data”.
8. Write short notes on any four of the following: 5+5+5+5
(i)
Response bias
(ii)
Likert scale
(iii)
Least Square Method
(iv)
Standard Error of Estimate
(v)
Chi-square test
(vi)
Subjective probability
9. Distinguish between the following: 10+10
(i)
Primary data and Secondary data
(ii)
Comparative Scales and Non-Comparative Scales
***
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