A Colleague Has Asked You What the Jonckheere-Terpstra Test Assesses

Multiple Choice

A colleague has asked you what the Jonckheere-Terpstra test assesses. You tell them that it?

A) Does essentially the same thing as the Kruskal-Wallis test
B) Does essentially the same thing as the Wilcoxon signed-rank test
C) Tests for an ordered pattern to the medians of the groups you're comparing
D) Does both a and c