Maurice Is Developing a New Measure of Psychopathy That He

Multiple Choice

Maurice is developing a new measure of psychopathy that he hopes to use in his research.His measure includes a series of psychiatric diagnoses and a well-thought out questionnaire.However,when compared to results of other proven measures of psychopathy,his results are incorrect.What kind of validity is lacking?

A) split-half validity.
B) construct validity.
C) face validity.
D) criterion-related validity.
E) content validity.