The expected frequencies across all cells of the chi square should:
A) always add up to the size of the sample.
B) always add up to the size of the population.
C) be five times the number of participants.
D) be three times the number of participants.

Question

Quizplus · Accepted Answer

The expected frequencies in a chi-square test are calculated based on the proportions of the categories observed in the sample, and they must sum up to the total sample size, not the population size or a multiple of the number of participants.

The Expected Frequencies Across All Cells of the Chi Square