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Reliability Definition and Explanation PDF Download

Learn Reliability definition in marketing with explanation to study “What is Reliability”. Study reliability explanation with marketing terms to review marketing course for online MBA programs.

Reliability Definition:

  • A measure of the probability that a product will not malfunction or fail within a specified time period.

    Principles of Marketing by Philip T. Kotler, Gary Armstrong



Reliability Explanation:

Unwavering quality in insights and psychometrics is the general consistency of a measure. A measure is said to have a high dependability in the event that it produces comparative outcomes under steady conditions. "It is the normal for a lot of test scores that identifies with the measure of irregular blunder from the estimation procedure that may be installed in the scores. Scores that are profoundly dependable are exact, reproducible, and steady starting with one testing event then onto the next. That is, if the testing procedure were rehashed with a gathering of test takers, basically similar outcomes would be gotten. Different sorts of dependability coefficients, with qualities extending between 0.00 (much blunder) and 1.00 (no mistake), are typically used to show the measure of blunder in the scores." For instance, estimations of individuals' stature and weight are regularly very solid.

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