Thomas Personal Profile Analysis (PPA) - Validity and Consistency

Validity and Consistency

It is generally accepted that efficacy of tests, including behavioural and personality assessments, is best measured by studying three factors: reliability, validity and utility.

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Famous quotes containing the words validity and, validity and/or consistency:

    It does not follow, because our difficulties are stupendous, because there are some souls timorous enough to doubt the validity and effectiveness of our ideals and our system, that we must turn to a state controlled or state directed social or economic system in order to cure our troubles.
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    Once one is caught up into the material world not one person in ten thousand finds the time to form literary taste, to examine the validity of philosophic concepts for himself, or to form what, for lack of a better phrase, I might call the wise and tragic sense of life.
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    People who love only once in their lives are ... shallow people. What they call their loyalty, and their fidelity, I call either the lethargy of custom or their lack of imagination. Faithfulness is to the emotional life what consistency is to the life of the intellect—simply a confession of failures.
    Oscar Wilde (1854–1900)