If the mean of a standardized test with a normal distribution is 62.4 and the standard deviation is 3.7, what is the approximate percent of test scores that are 2 standard deviations above the mean?

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