The sign test is employed to compare two populations when the experimental design is matched pairs, and the data are ordinal but not normally distributed.

Name: The sign test is employed to compare two populations when the experimental design is matched pairs, and the data are ordinal but not normally distributed.
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Quizplus · Accepted Answer

The sign test is indeed used for comparing two populations with matched pairs of ordinal data that do not have a normal distribution.

The Sign Test Is Employed to Compare Two Populations When