The chi-square goodness-of-fit test will be valid if the average of the expected cell frequencies is ______________.
A) greater than 0
B) less than 5
C) between 0 and 5
D) at least 1
E) at least 5

Question

Quizplus · Accepted Answer

According to the chi-square goodness-of-fit test, the expected cell frequencies should ideally be at least 5. This ensures that the statistical assumptions underlying the test hold true, and that the test results are reliable. Therefore, the best choice is E, which states that the average of the expected cell frequencies should be at least 5.

The Chi-Square Goodness-Of-Fit Test Will Be Valid If the Average