Which of the following tests would be an example of a nonparametric procedure?
A) Wilcoxon signed-rank test
B) The t test for population mean $\mu$
C) The F test for population means $\mu _ { 1 } , \mu _ { 2 } , \ldots \ldots , \mu _ { i }$
D) All of the above tests are correct.
E) Only B and C are correct tests.

Question

Quizplus · Accepted Answer

The Wilcoxon signed-rank test is a nonparametric test used to compare two related samples, matched samples, or repeated measurements on a single sample to assess whether their population mean ranks differ. It is an alternative to the paired student's t-test when the population cannot be assumed to be normally distributed.

Which of the Following Tests Would Be an Example of a Nonparametric