Reliability: Abstract

Abstract: The Reliability Approach… “Something understood and practiced by engineers and highly specialized technicians,” is apt to be the first reaction of the line supervisor, “certainly not an area where I can be expected to become involved.” Although this reaction is understandable; nothing is farther from reality. Let’s explore why in this paper. Please read until the surprising end (I know it is lengthy) and you will find that these Reliability Principles apply to any ... Learn the meaning of reliability in English, with synonyms, collocations, and usage examples. Reliability is the quality of being able to be trusted or believed, or how well a machine, system, or person works. Reliability does not imply validity. That is, a reliable measure that is measuring something consistently is not necessarily measuring what is supposed to be measured. For example, while there are many reliable tests of specific abilities, not all of them would be valid for predicting, say, job performance. While reliability does not imply validity, reliability does place a limit on the overall validity of a test. A test that is not perfectly reliable cannot be perfectly valid, either as a ...