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test-retest reliability
(redirected from Test-retest)

   Also found in: Wikipedia 0.03 sec.
test-retest reliability
Psychology A measure of the ability of a psychologic testing instrument to yield the same result for a single Pt at 2 different test periods, which are closely spaced so that any variation detected reflects reliability of the instrument rather than changes in the Pt's status. Cf Interrater reliability Stastistics The correlation between the 1st and 2nd test of a number of subjects. See Reliability.


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We examine the internal consistency and test-retest reliability for each measure and examine convergent and discriminant validity of both the total scale and subscales in a sample of veterans receiving community-based outpatient mental health services.
The purposes of this study were to examine the test-retest reliabilities, interrater reliabilities, and internal consistency of the MVPT-R and the TVPS-R in children with cerebral palsy.
Reliability, validity, and predictive ability: The instrument has satisfactory test-retest reliability (0.
 
 
 
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