Research methodology is like a roadmap that guides how a researcher goes about investigating a particular topic. These MCQ questions on research methodology are useful for students preparing for Ph.D., UGC Net, and other UG and PG level exams.
Research Methodology MCQ Set 2
1. Which type of sampling involves dividing the population into subgroups and then randomly selecting individuals from each subgroup?
A) Simple random sampling
B) Stratified sampling
C) Convenience sampling
D) Purposive sampling
Answer: B) Stratified sampling
2. Who was the author of the book “Methods in Social Research”
A) Karl Marx
B) Max Weber
C) CR Kothari
D) Goode and Hatt
Answer: D) Goode and Hatt
3. What is the term for a variable that may affect the dependent variable but is not the main focus of the study?
A) Independent variable
B) Extraneous variable
C) Confounding variable
D) Dependent variable
Answer: C) Confounding variable
4. In experimental research, what is the purpose of random assignment?
A) To ensure a diverse sample
B) To eliminate bias in group assignment
C) To control for extraneous variables
D) To increase the generalizability of findings
Answer: B) To eliminate bias in group assignment
5. What type of research design involves the collection of data from the same group of participants over an extended period?
A) Cross-sectional design
B) Longitudinal design
C) Retrospective design
D) Experimental design
Answer: B) Longitudinal design
6. What is a null hypothesis in research?
A) A statement predicting the research findings
B) A statement of no effect or difference
C) A tentative explanation for the phenomenon
D) A prediction based on existing literature
Answer: B) A statement of no effect or difference
7. What is the purpose of a control group in experimental research?
A) To receive the experimental treatment
B) To provide a baseline for comparison
C) To ensure random assignment
D) To increase external validity Answer: B) To provide a baseline for comparison
Answer: B) To provide a baseline for comparison
8. What is the primary purpose of the Institutional Review Board (IRB) in research?
A) To design the research study
B) To provide funding for the study
C) To ensure ethical treatment of research participants
D) To analyze the research findings
Answer: C) To ensure ethical treatment of research participants
9. What is the term for the extent to which the results of a study can be generalized to other populations, settings, or times?
A) Internal validity
B) External validity
C) Construct validity
D) Statistical validity
Answer: B) External validity
10. What is the purpose of statistical significance in research?
A) To determine the practical importance of results
B) To assess the reliability of measurements
C) To indicate the probability of obtaining results due to chance
D) To establish causation between variables
Answer: C) To indicate the probability of obtaining results due to chance