Suppose that a sales consulting firm notices a correlation between the sale of house paint and number of home sales in an area. As the number of home sales increases, the sale of house paint increases, and vice versa. The consulting firm concludes that buying a home causes the new owners to purchase house paint. What method did the consulting firm use in drawing this conclusion?
A) The method of concomitant variation.
B) The method of agreement.
C) The method of difference.
D) The method of residues.
E) The joint method of agreement and difference.

Question

Quizplus · Accepted Answer

The method of concomitant variation involves observing the correlation between two variables, where changes in one variable are associated with changes in the other. In this case, the consulting firm observed that as the number of home sales increases, the sale of house paint also increases, and vice versa, which is a classic example of concomitant variation.

Suppose That a Sales Consulting Firm Notices a Correlation Between