A Hypothesis About a Mean Was Proposed, and a Level

Multiple Choice

A hypothesis about a mean was proposed, and a level of .05 adopted, data gathered, a sample mean computed, and a probability figure attached to the difference between the sample mean and the hypothesized mean. Which of the following probabilities are in the rejection region?

A) .10
B) .25
C) 1.00
D) none of the other alternatives are correct.