If you wish to determine whether there is evidence that the

If you wish to determine whether there is evidence that the proportion of items of interest is higher in group 1 than in group 2, the appropriate test to use is:

Select one:

a. the F test for the difference between two proportions.

b. the Z test for the difference between two proportions.

c. the pooled-variance t test for the difference between two proportions.

d. the F test for the difference between two variances.

Solution

If you wish to determine whether there is evidence that the proportion of items of interest is higher in group 1 than in group 2, the appropriate test to use the Z test for the difference between two proportions.