A _______ is a hypothesis that reflects the difference between groups and also specifies the direction of the difference.
A)null hypothesis
B)nondirectional research hypothesis
C)directional research hypothesis
D)none of these

Question

Quizplus · Accepted Answer

A directional research hypothesis is one that states the expected direction of the difference between groups. It is contrasted with a nondirectional research hypothesis, which does not specify the direction of the difference. The null hypothesis is the default hypothesis that there is no difference between groups, and it is typically used as a point of reference for testing directional and nondirectional research hypotheses.

A _______ Is a Hypothesis That Reflects the Difference Between