For the Wilcoxon rank sum test to be valid, the number of ties in the measurements needs to be
small relative to the sample sizes.

Name: For the Wilcoxon rank sum test to be valid, the number of ties in the measurements needs to be small relative to the sample sizes.
Brand: Quizplus
Rating: 4.8 (31 reviews)

Question

Quizplus · Accepted Answer

The Wilcoxon rank sum test assumes that ties are rare. A large number of ties can affect the distribution of the test statistic, making the test less accurate.

For the Wilcoxon Rank Sum Test to Be Valid, the Number