In general, the decision in a hypothesis test is based on a single summary of the data.What is this summary called?
A)The test score.
B)The sample mean.
C)The test statistic.
D)None of the above.

Question

Quizplus · Accepted Answer

The summary of the data used in hypothesis testing is called the test statistic. It is a measure of how far the sample result is from the null hypothesis, and is used to determine whether to reject or fail to reject the null hypothesis. The test score and sample mean are related to the test statistic, but the test statistic is the specific summary used to make the decision in a hypothesis test.

In General, the Decision in a Hypothesis Test Is Based