Validity refers to the extent to which a test or instrument measures what it is supposed to measure. It is about the accuracy and truthfulness of the measurement or representation of the data or variables under study. Options A and D describe reliability, which is about consistency in results, and option C describes a lack of validity.

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Validity Is

Question 44

Multiple Choice

Validity is:

A) Consistent results over different samples taken from the population over time
B) Whether or not the data represent true and accurate measures of the variables under study
C) If the data measures something other that what it purports to measure
D) The consistency in measurement over different points in time

Correct Answer: