Sunday, October 05, 2014

Dibrugarh University (M.Com - Distance) - Research Methodology and Statistical Analysis (Nov-Dec' 2011)


1. (a) Highlights the issues that you, as a researcher, would considered while adopting a particular research type.              16

OR

(b) Discuss the components of good research plan.       16

2. (a) Explain with examples the components of Time Series Analysis. 16

OR

(b) Mention the different method of studying Regression Analysis.     16

3. (a) Write notes on:             5+5+6=16
(i) Baye’s theorem
(ii) Theoritical frequency distribution
(iii) Binomial distribution


OR

(b) Discuss critically about the types of Decision Making Environments.

4. (a) Write short notes on :
(i) Interval estimation
(ii) sample size determination
(iii) Estimate the confidence limits of proportion of consumers of fast food from the following information :
 (A) Population in town=100000
 (B) Sample selected=2000
 (c) Number of person who declared their preference for fast  food=1250

OR

(b) (A) The avg. productivity of 50 workers selected randomly from a population of 1000 workers in a factory A, observed at 200 units with a standard deviation of 15 units. Can it be said that average productivity of 1000 workers is 230 units?        7

(B)
Randomly
Selected workers
Output in machine A
Output in Machine B
A
15
10
B
20
25
C
12
12
D
10
15
E
28
20
F
15
18
G
25
25
From the above information can it be concluded that productivity of machine are same?       9

5. (a) (i) State the merits and demerits of Non-parametic Test over Parametic test.       4+4=8
(ii)
Goods purchased by male consumers(in units)
Goods purchased by female consumers(in units)
               10
              11
               18
              17
               20
              21
                9
              13
               15
              14
               17
              23
               22
              19
               16
              8
               4
              8
              18
              6
              11
             11
              16
             15
Assume the customers were selected randomly and data do not follow normal distribution. Use media test to identify if there is any significant difference in the buying behaviours of male and female consumers.     8

OR

(b) Discuss about the contents or layouts of research report :       8+8
(i) Research paper

(ii) Thesis