module 7 Kruskal-Wallis H -test

Question 1

Kruskal-Wallis H-test is a ____test

Answer 1

non-parametric test

Question 2

Kruskal-wallis H-test compares

Answer 2

distribution of three or more groups

Question 3

Dependent variable

Answer 3

must be at least ordinal level

Question 4

independent variable

Answer 4

should be categorical (nominal)

Question 5

Kruskal-wallis results in

Answer 5

H and p value

- if H value statistically significant, do post hoc test: Dunn Q test

Question 6

assumptions about Kruskal-wallis test

Answer 6

mutually exclusive/independent groups

has at least 3 groups