BUS825 : Research Design and Methodology (2014)

NATIONAL OPEN UNIVERSITY OF NIGERIA

14/16 AHMADU BELOW WAY, VICTORIA ISLAND, LAGOS

SCHOOL OF MANAGEMENT SCIENCES

MARCH 2014 EXAMINATION

Course Code: BUS 825 Credit Units: 2-Credit

Course Title: Research Design and Methodology

Time Allowed: 2 HOURS

Instructions: 1. Attempt question number one (1) and any other two (2).

2. Question number 1 is compulsory and carries 30 marks while

The other 2 questions carry 20 marks each.

3. Present all your points in coherent and orderly manner.

1. (a) Highlight ten (10) problems of research in developing countries and

discuss any two (2).

(b) Give a pictorial representation of the difference between population and

sample.

(c) Explain any five sources of a Research topic.

2. (a) Consider a population size of N = 500, with a sampling error of 5%.What will

be the required sample size, using the famous Taro Yamane’s formula?

(b) Mention and discuss any five (5) elements of a Research Design.

(c) Give the formula of a sample size for Mean values.

3. (a) Explain the fundamental importance of validity in the choice of Research

Design.

(b) Mention and discuss briefly types of Research Validity.

(c) Itemize types of Research Design you have studied.

4. (a) Examine the following Research concepts

i. Variables

ii. Hypotheses

(b) Differentiate between constant and variable in a Research Process.

(c) List three characteristics of a Researchable Hypothesis.

5. (a) How does internal Research proposal differ from an external Research

proposal?

(b) Enumerate the activities necessary in a scientific Research Process. Explain

why they are important.

(c) Why is it advisable for a Research to embrace Research ethics?

For the 2015 – till date past questions for this course CLICK HERE

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