If the research hypothesis is true but the study has a low level of power,then
A)the probability that the study will have a significant result is high.
B)the probability that the study will have a significant result is low.
C)the null hypothesis will almost certainly be rejected.
D)beta is necessarily low.

Question

Quizplus · Accepted Answer

If the study has a low level of power, it means that the probability of detecting a true effect is low. Therefore, even if the research hypothesis is true, the probability that the study will have a significant result is also low. This increases the likelihood of a Type II error, where a true effect is not detected.

If the Research Hypothesis Is True but the Study Has