Standardized measures should have a Cronbach's α of .80 or higher and should be able to discriminate between high and low levels of the construct of interest. Standardized measures may have cut-off scores.

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Standardized measures often have a Cronbach's α of .80 or higher to ensure reliability, and they are designed to differentiate between varying levels of the construct. Cut-off scores are used to categorize or interpret the results.

Standardized Measures Should Have a Cronbach's α of