Inter-Rate Reliability: It refers to the extent to which the outcome remains consistent when different researchers perform the same measurement.įor example, Different teachers check the cardiology Exam paper of one student.After a week the same questionnaire has been distributed and the same answers were given by participants, which shows high reliability. Employers were provided with a questionnaire where they have provided their responses. This means that the measurement tool which you are using generates the same result when a specific test is repeated.įor example, the investigation was performed for measuring the level of job satisfaction among employees. Test-Retest Reliability: It includes the measurement of consistency over a period of time.There are mainly four types of reliability, as follows: You can also think about it as an ability to have similar results from a study each time you do it. Reliability is a measure of how stable, consistent or repeatable the test scores are. Reliability mainly is the level measures that are consistent. Introduction of Reliability and Validity Definition of Reliability
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