Under what condition might we use proportions rather than means as the test statistic?
A)when sample size is very small
B)when sample size is very large
C)when the variable of interest is only interval-ratio in level of measurement
D)when the variable of interest is only nominal in level of measurement

Question

Quizplus · Accepted Answer

Proportions are used when the variable of interest is only nominal in level of measurement, while means are used for interval-ratio variables. Therefore, choice D is the best answer.

Under What Condition Might We Use Proportions Rather Than Means