Author Question: This nonparametric test is used when you have ordinal data, two independent groups, and the groups ... (Read 56 times)

jCorn1234 · **on:** Jun 20, 2018

This nonparametric test is used when you have ordinal data, two independent groups, and the
groups are relatively large (n = more than 20).

A) Wilcoxon T Test
B) rank sums test
C) Mann-Whitney U Test
D) Kruskal-Wallis H Test
E) chi-square test for two levels of a single nominal variable

Question 2

Which design is represented by the diagram below?
O1 O2 O3 O4 X O5 O6 O7 O8

A) multiple-observation design
B) interrupted time-series design
C) interrupted time-series design with control group
D) pretest-posttest control-group design