MS - 95 Research Methodology for Management Decisions

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ASSIGNMENT

Course Code                      :               MS - 95

Course Title                       :               Research Methodology for Management Decisions

Assignment Code            :               MS-95/TMA/SEM - II/2014

Coverage                             :               All Blocks

Note : Attempt all the questions and submit this assignment on or before 30th April , 2014  to   the coordinator of your study centre.    

1. Distinguish between “primary data” and “secondary data” with the help of examples. Which one is easy to collect, why?

Answer: Primary data is the data that is collected first hand from the original source for the purpose of making statistical inference while secondary data is the data that is collected by the method of abstraction and is used to make statistical inference by using primary data already collected by an investigator. Primary data is collected by

• Identifying population of interest

2. Discuss the importance of sampling frame. What are the possible errors resulting from a faulty sampling frame?

Answer: A sampling frame is a list or other device used to define a researcher's population of interest. The sampling frame defines a set of elements from which a researcher can select a sample of the target population. Because a researcher rarely has direct access to the entire population of interest in social science research, a researcher

3. A salesman paid 12 visits to his area sales manager and noted that he had to wait for 10,15,20,17,11,25,30,27,36,40,5 and 26 minutes, respectively, before being called in his office. The area sales manager claims that the salesmen wishing to meet him do not have to wait for more than 20 minutes before being called in. Using the sign test, verify at 0.05 level of significance the claim made by the area sales manager.

Answer: 50% of the waits are more than

4. What is factor analysis? Mention briefly the purpose & uses of factor analysis.

Answer:The key concept of factor analysis is that multiple observed variables have similar patterns of responses because of their association with an underlying latent variable, the factor, which cannot easily be measured.

For example, people may respond similarly to

5. Write short note on :

(a) Information reports

(b) Research reports.

Answer: (a) Information reports

An information report is a factual text, which means it provides information about something. An information report is used as a way to gain a better understanding about a living or non-living subject. An information report:

• uses facts to explain something
• gives details

(b) Research reports.

A research report is one type that is often used in the sciences, engineering and psychology. Here your aim is to write clearly and concisely about your research topic so that the reader can easily understand the purpose and results of your research.

A document prepared by an analyst or

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