KR 20 and coefficient alpha are
A) essentially different measures of internal consistency.
B) computational formulas for a test-retest reliability.
C) essentially very similar except that the former is used with multichotomous items and the latter with dichotomous items.
D) concerned with the stability of a measure.
E) none of the above.

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The Answer of KR 20 and coefficient alpha are
A) essentially different measures of internal consistency.
B) computational formulas for a test-retest reliability.
C) essentially very similar except that the former is used with multichotomous items and the latter with dichotomous items.
D) concerned with the stability of a measure.
E) none of the above.

KR 20 and Coefficient Alpha Are