In research designs it is important to be aware of the _____, which is the minimum standard score on a given measure that reliably differentiates test takers.

Question

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The floor effect refers to the minimum standard score on a given measure that reliably differentiates test takers. It is a limitation of a measuring instrument where the instrument fails to detect a difference because it is too difficult or the scale does not go any lower.

In Research Designs It Is Important to Be Aware of the _____