Given f(x) = 2x - 1 and g(x) = -5x
Evaluate (g+f)(2)
Your
o -13
o -7
o 5

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