The interview in which questions are already prepared is called ........
1). Telephonic interview
2). Personal interview
3). Unstructured interview
4). Structured interview
2. As a general rule, the ........ is the best measure of central tendency because it is more precise
3. A positive correlation is present when ........
4. Which is the main objective of research?
5. The research reporting should be carried out-
8. In a ........ observation researcher is a part of observation
10. Which of the following can best be described as a categorical variable?