If we wish to determine whether there is evidence that the proportion of items of interest is the same in group 1 as in group 2, the appropriate test to use is A) the Z test. B) the ?² test. C) both A and B D) neither of A nor B

Question

Quizplus · Accepted Answer

The chi-square test is used to compare the proportions of items of interest in two or more groups. The Z-test is used to compare the means of two groups.

If We Wish to Determine Whether There Is Evidence That