While studying the relationship between advertising and sales growth, a researcher determines that the relationship is sometimes weak and at other times moderate. This variation from one situation to another is the variation in the _____ of the relationship between advertisement and sales growth.
A)strength of association
B)presence
C)type
D)direction
E)dispersion

Question

Quizplus · Accepted Answer

The strength of association refers to the degree to which two variables are related. In this case, the researcher is talking about the strength of the relationship between advertising and sales growth, which sometimes weak and sometimes moderate. Therefore, the variation is in the strength of the association between these two variables.

While Studying the Relationship Between Advertising and Sales Growth, a Researcher