One way to establish validity of a questionnaire is by

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One way to establish validity of a questionnaire is by measuring:

A) the correlation between the score on the questionnaire and another measure of the same concept

B) The alpha value of the reliability coefficient

C) How well subjects perform on the questionnaire at one time compared to another time

D) The consistency by which multiple subjects are able to complete the questionnaire without error

Reference no: EM13625733

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