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1. Is this measure based on EMPIRICAL EVIDENCE?

   • CRITERION VALIDITY
     • PREDICTIVE VALIDIITY
       • The measures allow professionals to make accurate predictions.
     • CONCURRENT VALIDITY
       • Results are compared to results from another measure alreaddy deemed to be valid
   • CONSTRUCT VALIDITY
     • CONVERGENT VALIDITY
       • Other research methods provide measures with similar results
     • DIVERGENT or DISCRIMINANT VALIDITY
       • Results do not correlate with dissimilar measures
     • Can hypotheses be predicted and deduced from the results of these measures?

2. Is this measure based on OPINION?

   • FACE VALIDITY
     • Measures are deemed "valid" by someone who is considered an expert
   • CONTENT VALIDITY
     • Test items seem to cover the domain comprehensively