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Reliability Assessment

Donna Myers Inglés 9 fichas

Fichas del conjunto (9)

1ReliabilityHow consistently a measurement technique measures the concept of interest under similar testing conditions.
2Parallel test reliabilityConsistency of measurement using alternative forms of the same instrument.
3Test-retest reliabilityConsistency of repeated measurement
of a variable over time.
4Inter-rater reliabilityConsistency in how different observers score behaviors or phenomena.
5Intra-rater reliabilityConsistency in how the same observer scores behaviors or phenomena.
6Internal consistency reliabilityItems within an instrument correlate with each other and measure the same construct.
7Cronbach’s alpha (α)Statistic used to report
internal consistency reliability of a scale.
8Kappa StatisticChance-corrected measure of
agreement for inter-rater reliability.
Compares agreement against that which might be expected by chance.
9Intraclass correlationRatio of between-groups variance to total variance used to measure inter-rater and test-retest reliability.