If the populations that are being tested are normally distributed and have equal variances,
A) parametric tests have more power
B) nonparametric tests have more power
C) unknown this issue has not yet been resolved.

Question

Quizplus · Accepted Answer

Parametric tests have more power than nonparametric tests when the populations being tested are normally distributed and have equal variances. This is because parametric tests make specific assumptions about the population parameters, allowing for more precise and powerful statistical inference under these conditions.

If the Populations That Are Being Tested Are Normally Distributed