Weighing the Evidence When we perform a statistical test, we evaluate
A)the internal validity of our experiment.
B)the power of our experiment.
C)whether the null hypothesis is a likely explanation for our results.
D)whether the research hypothesis is true.

Question

Quizplus · Accepted Answer

When we perform a statistical test, we evaluate whether the null hypothesis (usually the opposite of our research hypothesis) is a likely explanation for our results. We cannot prove the truth of our research hypothesis, but we can reject the null hypothesis and provide evidence in support of our hypothesis. We are not directly evaluating the internal validity or power of the experiment, although these factors may influence the outcome of the test.

Weighing the Evidence When We Perform a Statistical Test, We