The score that marks the beginning of the rejection area in a sampling distribution is the
A) obtained z-score.
B) obtained sample mean.
C) population mean.
D) critical value.

Question

Quizplus · Accepted Answer

The critical value marks the beginning of the rejection area in a sampling distribution. It is determined based on the level of significance selected for the test and the degrees of freedom. The obtained z-score and sample mean are used to calculate the standardized test statistic, while the population mean is a known value used to determine the expected value of the sample mean.

The Score That Marks the Beginning of the Rejection Area