A researcher is interested in analyzing a set of nominal data to determine if the observed pattern of frequencies corresponds to the expected pattern. The appropriate statistical technique is
A) chi-square goodness-of-fit.
B) regression analysis.
C) z-test for comparing sample proportion against a standard.
D) z-test for comparing sample mean against a standard.
E) frequency analysis.

Question

Quizplus · Accepted Answer

The chi-square goodness-of-fit test is used to determine if there is a significant difference between the observed frequencies and the expected frequencies in one or more categories of a nominal variable.

A Researcher Is Interested in Analyzing a Set of Nominal