We use non parametric tests when the data is_________?
Correct answer: C. Both a and b
- A. Qualitative
- B. Ranked
- C. Both a and b
- D. None of these
Explanation
Non-parametric methods are suitable for qualitative data and for ordinal or ranked observations because they do not require the usual population distribution assumptions. Thus both listed types of data can lead to non-parametric testing.
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