Martin wants to establish the construct validity of his new scale, which he believes measures problems with attention in children. The higher the score on his new scale, the more attention problems the respondent should have. Which of the following findings would help support his case?

Question

Quizplus · Accepted Answer

A positive correlation with an existing measure of ADHD would support the construct validity of Martin's new scale, as it would indicate that his scale is measuring attention problems similarly to an established measure.

Martin Wants to Establish the Construct Validity of His New