Research Methodology Question Paper 2010 (Nov-Dec)
[Dibrugarh University DODLDU M.Com Final Year]
COMMERCE
Paper: 203
(Research Methodology and Statistical Analysis)
Full Marks: 80
Time: 3 hours
The figures in the margin indicate full marks for the questions
1. (a) Substantiate the
statement, ‘Research encompasses activities that increase the sum of human knowledge’. 16
OR
(b) What are the components of
Research Design in social science? 16
2. (a) what are the degree and
types of correlation? How is Karl Pearson’s coefficient of correlation
calculated?
Or
(b) What are index numbers? How are they
constructed and what are the main difficulties in their construction? 16
3. (a) Explain the approach to
probability. Under what condition is the classical approach not appropriate to
employ? 16
OR
(b) The number of defects per
unit in a sample of 330 units of manufactured product was found as follows ;
No.
of defects : 0 1 2 3 4
No.
of units : 214 92 20 3 1
Fit a passion distribution to the
data and test for good of fit. 16
4. (a) Memory capacity of five
student was tested before and after training. State at 5% level of significance
whether the training was effective from the following scores : 16
|
Student:
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
|
Before:
|
10
|
15
|
9
|
3
|
7
|
12
|
16
|
17
|
4
|
|
After:
|
12
|
17
|
8
|
5
|
6
|
11
|
18
|
20
|
3
|
OR
(b) Distinguish between the
following : 4*4=16
(i) Simple
hypothesis and composite hypothesis
(ii) Null
hypothesis and alternative hypothesis
(iii) One-tailed
test and two tailed test
(iv) type I
error and type II error
5. (a) what are the basic
requirements of a good research report?
OR
(b) In a certain sample of 2000
families, 1400 families are consumers of tea. Out of 1800 hindu families, 1236
families consume tea. Use chi square distribution to test whether there is any
significant difference between consumption of tea among Hindu and Non- Hindu
families. 16
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