Quadrilateral RAPS is located at the vertices R (-4, 1), A (-3, 4), P (0, 5), S (-1, 1). Where will points R'', A'', P'', S'', be located after the quadrilateral has been reflected across the line y=x and the rotated 180 degrees about the origin?

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