Scott made a casserole for dinner. He gave equal portions of the casserole to 3 friends. What diagram could Scott use to find the fraction of the whole casserole that each friend got?

Kilgore trout creates a new scale to diagnose depression. however, his scale only assesses one symptom of depression while ignoring others. which of the following is his new scale most likely lacking? a) test-retest reliability b) discriminant validity c) criterion validity d) alternate-forms reliability e) content validity f) none of the above