We sometimes combine two row or column categories in a chi-square test when:
A)observed frequencies are more than 5.
B)observed frequencies are less than 5.
C)expected frequencies are more than 5.
D)expected frequencies are less than 5.

Question

Quizplus · Accepted Answer

Combining categories is done when expected frequencies are less than 5 to ensure the validity of the chi-square test.

We Sometimes Combine Two Row or Column Categories in a Chi-Square