The assumption of normal distribution for the variable under consideration or some assumption for a parametric test is not valid or is doubtful then we use
1). Parametric Test
2). Non-Parametric Test
3). Both Parametric Test and Non-Parametric Test
4). All of the above
2. Which of the following is not a type of research question?
3. Ethics in researches can be develop vices due to the presence of
5. A good sampling frame must be
6. The main objective of organizing a work-shop is
7. Followings are the advantages of secondary data except