One of the dirty little secrets in the assessment business is the way that assessments are validated. There are no formal systematic approaches for the validation of tests that are easy for tests users, not versed in statistics, to follow.
The Myth That Criterion Related Validity Is a Simple Correlation Between Test Score and Work Outcome
This is a myth that can be discussed with relative simplicity: Criterion validity is far more than the simple correlations that are
For this month’s myth, the last on the topic of psychometrics, I have chosen a slightly different approach. I’m coming out in
In a previous post, I presented arguments for whether traits do exist at all. The leading proponent of this is the likes