Reliability
Reliability is a measure of the probability that a product will not malfunction or fail within a specified time period.
Definitions
According to Marketing Management by Keller and Kotler (15th edition),
- Reliability. A measure of the probability that a product will not malfunction or fail within a specified time period.
According to Managing Quality by Foster (6th edition),
- Reliability. Propensity for failure of a product or component.
According to Juran's Quality Handbook by Defeo (7th edition),
- Reliability. The ability of a product to perform a required function under stated conditions for a stated time; or more simply, the chance that a product will work for the required time. In the context of Lean, the ability to supply a product or service on or before the date promised.
According to the HRBoK Guide,
- Reliability. Being dependable or consistent. Having the same results after many tests.
According to the ITIL Foundation 4e by Axelos,
- Reliability. The ability of a product, service, or other configuration item to perform its intended function for a specified period of time or number of cycles.