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the extent to which a product fulfils its function over a period of time.

The reliability of a product depends upon its design characteristics, the quality of materials and components embodied within it and the care with which it is made and assembled.

A product's reliability is an important part of its performance in use and thus affects the appeal of the product to customers and the likelihood of their buying it. See BRAND LOYALTY. See QUALITY CONTROL, FAILURE RATE CURVE, PARALLEL SYSTEM.

References in periodicals archive ?
Table-VII: Intrarater reliability interpretation of cronbach's alpha.
2013) Interrater and intrarater reliability of the tuck jump assessment by health professionals of varied educational backgrounds.
The Abbreviated Injury Scale and Injury Severity Score: Levels of inter- and intrarater reliability.
Employing the most accurate scanner, the process within-session inter- and intrarater reliability was demonstrated, with ICC coefficients and Bland-Atman error scores within the bounds required for clinical use [31].
Intrarater reliability was measured using an Intraclass Correlation Coefficient (ICC).
Mota P, Pascoal AG, Sancho F, B0 K (2012) Test-retest and intrarater reliability of 2-dimensional ultrasound measurements of distance between rectus abdominis in women.
Analyses are described including inter- and intrarater reliability, internal consistency, and validity assessments.
Goniometer and inclinometer intrarater reliability ICC for ankle DF ROM ranged from 0.
Intrarater reliability (between primary reviewers): Finally, to examine the reliability of individual reviewers over time, we assessed agreement at the level of the primary reviewers by conducting a rereview of the first 5 percent of medical records (12 records) at each site.
Interrater and Intrarater Reliability and Normative Values of Chest Wall Expansion in Healthy Population Ages 19-30
To test the intrarater reliability of the FAPRS coding system, Rater 1 coded three sessions of Dyad A at two different points in time.
Generalisability theory also examines interrater and intrarater reliability in order to estimate the reliability of a larger size of test scores.