316. 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 A. Parametric Test B. Non-Parametric Test C. Both Parametric Test and Non-Parametric Test D. All of the above
316. 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 A. Parametric Test B. Non-Parametric Test C. Both Parametric Test and Non-Parametric Test D. All of the above
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