The diagram shows a prism of length 90 cm. The cross section, PQRST, of the prism is a semi-
circle above a rectangle.
PORT is a rectangle.
RST is a semi-circle with diameter RT.
PQ=RT= 60 cm.
PT = QR = 45 cm.

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