BluTech performed statistical analyses to assess the validity of the tests it used to screen job candidates. One of those tests returned a validity coefficient of -1.00. This indicates
A)a complete lack of relationship.
B)an error in the statistical methodology.
C)a perfect negative relationship.
D)a perfect positive relationship.

Question

Quizplus · Accepted Answer

A validity coefficient of -1.00 indicates a perfect negative relationship, meaning that as one variable increases, the other variable decreases in a perfectly linear manner. This is a measure of the strength and direction of a linear relationship between two variables.

BluTech Performed Statistical Analyses to Assess the Validity of the Tests