The chi-square test of independence compares to.
A)sample means; population means
B)sample marginals; population marginals
C)observed frequencies; expected frequencies
D)sample frequencies; population frequencies

Question

Quizplus · Accepted Answer

The chi-square test of independence compares observed frequencies (the actual data collected in the study) to expected frequencies (what would be expected if there were no true association between the two variables being studied). The purpose of the test is to determine whether or not there is a significant association between the two variables, which can then be used to make inferences about the population.

The Chi-Square Test of Independence Compares To