Examlex
The MATCH function in Excel returns the value from the range in the position specified.
Coefficient Alpha
A reliability coefficient that measures the internal consistency of a test or scale; it is commonly used in psychometrics.
Reliability
The reliability of an evaluation tool in generating steady and unchanging outcomes over various periods.
Spearman-Brown Formula
A mathematical formula that can be used with split-half or odd-even reliability estimates to increase the accuracy, which is impaired because of the shortening (splitting in half) of the test.
Reliability Estimate
A measure of the consistency of a psychological test or assessment tool across time, items, and raters, indicating its stability and dependability.
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