PSYB32H3 Chapter Notes - Chapter 4: Criterion Validity, Construct Validity, Intelligence Quotient
5 Aug 2013
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All clinical assessment procedures are more or less formal ways of finding out what is wrong with a person, what may have caused a problem or problem, and what steps may be taken to improve the individual"s conditions. Procedures also used to evaluate the effects of therapeutic interventions. Degree to which two independent observers or judges agree: test-retest reliability. Measures extent to which people being observed twice or taking the same test twice, perhaps several weeks or months apart, score in generally the same way. Extent to which scores on the two forms of test are consistent internal consistency reliability. Assesses whether the items on the test are related to one another. Refers to whether a measure adequately samples the domain of interest: criterion validity. Evaluated by determining whether a measure is associated in an expected way with some other measure (the criterion) Concurrent validity: both variables are measured at the same point in time.
