Mathematically, reliability can be represented as the product of validity and relevancy.

Question

Quizplus · Accepted Answer

Mathematically, reliability is represented as the consistency or stability of a measure over time and across different situations. It is not directly related to validity or relevancy, although these factors can influence the reliability of a measure. Therefore, reliability cannot be represented as the product of validity and relevancy.

Mathematically, Reliability Can Be Represented as the Product of Validity