TRIBHUVAN UNIVERSITY 2079 Bachelor Level (4 Yrs.) / Science & Tech. / III Year Research Methodology Question Paper

TRIBHUVAN UNIVERSITY
2079
Bachelor Level (4 Yrs.) / Science & Tech. / III Year
Research Methodology
Time: 3 hrs.
Candidates are required to give their answers in their own words as far as practicable. The questions are of equal value.
Full Marks: 100
New Course

Attempt any TEN questions. 

1. Explain what you understand by research. Describe different levels of research and the rigor of analysis needed for each level. [3+5+2]

2. Define and describe a pilot survey. Also, mention the different types of social surveys. [7+3]

3. What do you mean by experimental research? Also, discuss what you know about ex-post facto research with examples. [4+6]

4. Define data and explain why data is needed in every field of sciences. Describe the nature of data in natural and social sciences. [4+6]

5. What is a schedule? Describe the different kinds of schedules. Also, discuss the content of a schedule. [2+5+3]

6. What is sampling? What are the steps to be followed in sampling? A researcher wants to conduct a survey of disabled individuals in Bagmati province. What should be the sample size if the prior estimate of the percentage of disabled individuals in the total population is 10%, the desired error in estimation of proportion is 2%, and the confidence level is 95%? [3+3+4] 

8. Define the concentration of data. What are the measures of data concentration commonly used in research? Discuss their relative merits and demerits. [2+2+6]

9. What do you mean by ANOVA? Write the assumptions. The nicotine content of two brands of cigarettes has to be compared. The mean nicotine content of 10 cigarettes of brand A is 20.5 with a standard deviation of 2.5. A random sample of 15 cigarettes of brand B has a mean of 17.5 with a standard deviation of 2.1. Is there any reason to believe that the two brands of cigarettes are different in terms of nicotine content at a 5% level of significance?

10. Write the characteristics of a scale. Distinguish between the reliability and validity of a test. A test has a reliability coefficient of 0.70, and its coefficient of correlation with criterion C is 0.45. What will be the validity of the test if its length is trebled? [2+5+3]

11. The distribution of 60 subjects according to the scores obtained is as follows:

Scores   Frequency
104-144     14
145-149     15
150-154     16
155-159     12
160-164     8
165-169     12

Obtain the percentile rank.

12. What are the basic features of a thesis? Write down the basic steps followed in thesis writing. Also, highlight the pitfalls in choosing a topic for a thesis. [3+5+2]

13. Discuss the different types of reports and their content. Also, describe the qualities that make a good report. [6+4] 

Old Course

Attempt any EIGHT questions. (8x10=80)

1. Discuss the different sources of knowledge. What are the main features of the scientific research method? Describe its basic assumptions and purposes.

2. Define the survey method of research.

3. What is a questionnaire? What are the qualities of a good questionnaire?

4. Define reliability and validity. Discuss scale and T-scale.

5. What do you understand by a research problem? Discuss the method of identifying and formulating meaningful research problems.

6. Write about referencing. Discuss different approaches adopted in citing journals, papers, and articles.

7. What are the basic differences in writing a technical report and a thesis? Write down the basic steps to be followed in thesis writing.

8. What is a review of literature? Explain its importance in research.

9. What is research design? What considerations should be made to select an appropriate research design?

10. What is the importance of sampling? Discuss various sampling techniques.