If a hypothesis is rejected at the 0.025 level of significance, it:
A)must be rejected at any level.
B)must be rejected at the 0.01 level.
C)must not be rejected at the 0.01 level.
D)may be rejected or not rejected at the 0.01 level.

Question

Quizplus · Accepted Answer

Rejecting a hypothesis at the 0.025 level of significance means the evidence against the null hypothesis is strong enough at that level. However, at a more stringent level of significance, such as 0.01, it's uncertain without further analysis whether the hypothesis would still be rejected or not. The decision to reject or not reject at a lower level of significance (e.g., 0.01) depends on the specific p-value of the test statistic relative to that lower threshold.

If a Hypothesis Is Rejected at the 0