The director of a training program wanted to know if a one week orientation would change the perception of potential clients who would perceive the program as being good. He collected information on the number of clients who would rate the program as being good before and after the orientation. Which of the following tests will be the most appropriate? A) Friedman rank test B) McNemar test C) ?²test for proportions D) Wilcoxon rank sum test

Question

Quizplus · Accepted Answer

The McNemar test is appropriate for comparing paired categorical data, which is what is being collected here (perceptions before and after the orientation). This test will determine if there is a significant difference in the proportion of clients who rate the program as good before and after the orientation.

The Director of a Training Program Wanted to Know If