If a hypothesis is rejected at the 0.05 level of significance, what can be deduced from that?
A) The hypothesis must be rejected at any level.
B) The hypothesis must be rejected at the 0.02 level.
C) The hypothesis must not be rejected at the 0.02 level.
D) The hypothesis may or may not be rejected at the 0.02 level.

Question

Quizplus · Accepted Answer

If a hypothesis is rejected at the 0.05 level of significance, it means that the probability of obtaining the observed result by chance is less than 5%. However, at a lower level of significance such as 0.02, the probability threshold for rejecting the hypothesis becomes even stricter. Therefore, it is possible that the hypothesis may or may not be rejected at the 0.02 level, depending on the strength of the evidence and the sample size.

If a Hypothesis Is Rejected at the 0