Question

1 Explain the process of problem identification with an example

2 Interview method involves a dialogue among the Interviewee and the Interviewer. Describe the interview method of data collection. What are the uses of this technique? What are the different types of interviews?

3 A study of various sampling methods is necessary because precision, accuracy, and efficiency of the sample results depend on the method employed for selecting the sample. Describe the different types of Probability and Non-Probability sampling designs