The Dirty Little Secrets of Validity Testing

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 Dirty Little Secrets of Validity Testing 2019-07-22T06:40:38+00:00

Replication Is the Bedrock of Science – Should It Be Predicted?

I think the claims to measurement in our discipline are on shaky ground to put in politely. As such, I often think that we should be focussed more on the evaluation of usefulness rather than infinitesimally small gains in measurement accuracy.

Replication Is the Bedrock of Science – Should It Be Predicted? 2019-05-24T13:52:11+00:00