Q. Write short answers of the following questions in about 150-200 words each: (4×10 = 40 Marks)
What is a variable? Distinguish between dependent and independent variable with examples.
Answer the following questions in about 250-300 words each: (3×20 = 60 Marks)
Illustrate the various methods of sampling.
Discuss the significance of the historical method in social science research? What are the sources of data used in this type of research?
How does a researcher ensure validity and reliability of data?
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