Sampling distributions help us test hypotheses about means by
A) telling us exactly what the population mean is.
B) telling us how variable the population is.
C) telling us what kinds of means to expect if the null hypothesis is true.
D) telling us what kinds of means to expect if the null hypothesis is false.

Question

Quizplus · Accepted Answer

Sampling distributions allow us to calculate the probability of obtaining certain sample means if the null hypothesis is true. This allows us to determine if our sample mean is statistically significant or not. Therefore, sampling distributions tell us what kinds of means to expect if the null hypothesis is true.

Sampling Distributions Help Us Test Hypotheses About Means by