Author Question: A goodness-of-fit test is a. only used when we want to test the hypothesis that the categories ... (Read 9 times)

gonzo233 · **on:** Jun 20, 2018

A goodness-of-fit test is

a. only used when we want to test the hypothesis that the categories are equally represented.
b. used when we want to test the hypothesis that some categories are more frequent that others.
c. used to test the null hypothesis that the data are distributed in a way that would be predicted by a theory.
d. probably the most common statistical test we have.

Question 2

A significant result with a goodness-of-fit test might suggest to us that

a. observations are not distributed in line with the null hypothesis.
b. the category means are different.
c. some assumption was likely to have been violated.
d. we have a very flat distribution.