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Average revenue is
Reliable
Reliable refers to the consistency of a measure or process over time. In research, it means that the results of a study or the performance of an instrument are consistent and can be replicated under similar conditions.
Test-Retest
A method of measuring the reliability of a test by administering the same test to the same subjects at two points in time and comparing the results.
Internal Consistency
A measure of the reliability of a test or scale, indicating how closely related a set of items are as a group.
Cronbach's Alpha
A measure used in statistics to assess the reliability, or internal consistency, of a set of scale or test items.
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