CLEP Intro to Educational Psychology Exam Prep

Category - CLEP Intro Educational Psychology

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Tina is trying to maintain her weight. She weighs herself once a week and her weight stays the same. What can we say about Tina’s scale?

It is reliable
It is valid
It is neither reliable nor valid
It is both reliable and valid

Explanation

Answer: D - Reliability refers to the consistency of a measurement. Validity refers to whether a test measures what it is intended to measure. In this example, Tina’s scale is both reliable and valid. It is reliable because it measures Tina’s weight consistently every week. The scale is also a valid measurement of weight.

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