A hypothesis stated as "A relationship exists between mortgage interest rates and home sales" is best described as the _____ hypothesis.
A) null
B) directional
C) alternative
D) common
E) expected

Question

Quizplus · Accepted Answer

The hypothesis stated is proposing that there is a relationship between two variables, which is the basis of the alternative hypothesis. The null hypothesis is typically used to state that there is no relationship between two variables, and the directional hypothesis would specify the direction of the relationship (e.g. "Mortgage interest rates negatively affect home sales"). Common and expected hypotheses are not commonly used terms in hypothesis testing.

A Hypothesis Stated as "A Relationship Exists Between Mortgage Interest