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valid |
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valid 1. legally acceptable 2. a. having legal force; effective b. having legal authority; binding 3. Logic (of an inference or argument) having premises and conclusion so related that whenever the former are true the latter must also be true, esp (formally valid) when the inference is justified by the form of the premises and conclusion alone. Thus Tom is a bachelor; therefore Tom is unmarried is valid but not formally so, while today is hot and dry; therefore today is hot is formally valid valid [′val·əd] (systematics) Describing a taxon classified on the basis of distinctive characters of accepted importance.
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| The criterion-related validities (for studies reported in the manual) varied a great deal. Evidence is provided in the form of extremely high reliabilities of the 10 scales, the similarly high concurrent validities shown by correlations with a wide range of other instruments, and the support for the discriminant validity provided by both the scale correlation matrix and the CFA analyses. 1) To ensure that a measure is properly used in both research and clinical settings, it is critical to examine the discriminative and predictive validities and the evaluative properties of the measure. |
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