If a researcher gives a personality test to several individuals and compares their resulting personality profiles with actual observations of the individuals’ behavior, she is undoubtedly testing the of the personality tests.

The correct answer for the exercise: If a researcher gives a personality test to several individuals and compares their resulting personality profiles with actual observations of the individuals behavior, she is undoubtedly testing the of the personality tests. Is: "Validity"

Explanation:

First o all to understand the question and answer we have to analyze it: First we have a researcher running a personality test application, however, she wants to see if the results match the individual's behavior. This is an attempt of Validity. Because it is the statistical or research measurement of the expected phenomenon expressed in data. Yes, she wants to see if the instrument works in the current population of the study. It is a very good trick to perform before a serious big-scale study. Because that way you can see if the instrument is going to be good for your study. Validation is one of the most important three statistical elements of a research instrument.

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