The psychometrician at your school is administering a new IQ test and finds that students' scores on the test vary considerably across testing sessions. The new IQ test is not

Question

Quizplus · Accepted Answer

The variability in scores across testing sessions indicates that the new IQ test is not reliable. Reliability refers to the consistency of results over time and across different testing conditions, so inconsistent scores suggest a lack of reliability. The test may still be valid, standardized, and predictive to some degree, but its lack of reliability raises concerns about its overall quality and usefulness.

The Psychometrician at Your School Is Administering a New IQ