Evaluation of methods used for estimating content validity. A good example of how to illustrate this in a lesson is using fabric tape measures (. Validity (legal acceptance): It measures to prove that something is true or correct. A test is said to be reliable only when the result an outcome is consistent on identical test obtained form same person at two different occasion. ![]() Encyclopedia of Autism Spectrum Disorders. Validity is whether you are measuring what you say you were measuring. Reliability: It is a test’s first major requirement and refers to its consistency. Encyclopedia of Quality of Life and Well-Being Research. Psychological Testing in the Service of Disability Determination. ![]() doi:10.1037/a0026975Ĭommittee on Psychological Testing, Including Validity Testing, for Social Security Administration Disability Determinations Board on the Health of Select Populations Institute of Medicine. Defining and distinguishing validity: Interpretations of score meaning and justifications of test use. Standards for talking and thinking about validity.
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