Beth has designed a study to examine whether a new method of learning historical facts will improve the ability of sixth-grade students to recall such facts. The assumption there will be no difference in the recall ability of a group of sixth graders who use the new method, and those who do not, is the
A) alternative hypothesis.
B) null hypothesis.
C) inferential hypothesis.
D) research hypothesis.

Question

Quizplus · Accepted Answer

The null hypothesis assumes that there is no difference between the two groups, and this is the hypothesis that Beth is testing in her study. The alternative hypothesis would be that there is a difference between the two groups, and this is what Beth is hoping to find evidence for. The inferential hypothesis and research hypothesis are not standard terms in hypothesis testing.

Beth Has Designed a Study to Examine Whether a New