Running head: TYPES OF RELIABILITY1Types of reliabilityNameProfessorSubjectDate2TYPES OF RELIABILITYTypes of reliabilityIn the psychology field, the following kinds of reliability are considered:Test-Retest ReliabilityAccording to Mertens (2014), when a researcher measures constructs which he or sheassumes to be consistent across time, then the scores he or she obtains are supposed to beconsistent across time. The degree in which this case is actually Test-retest reliability. Forinstance, across time, intelligence is thought to be consistent in general.Internal ConsistencyInternal consistency is the peoples responses consistency over the items in a multipleitem measure. Generally, each and every item on such measures should reflect similar underlyingconstruct, therefore the scores of people on such items must correlate with one another (In Boyle,In Saklofske & In Matthews, 2015). For instance, people may make a bets series in a simulatedroulette game as a measure of their risk seeking level.Interrater ReliabilityMost of the behavioral measures involve important judgment on the rater or observerspart. Inter-rater reliability is the degree to wh ...
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