Young adults require more medical attention for disease than any other age group except the elderly

An assessment tool shows high _____ reliability if different judges independently agree on how to score and interpret it.

A)predictive B)test-retest C)interrater D)discriminant

Suppose a new therapy enables half of all patients with depression to show improvement within seven months. To evaluate this finding, what is the most important additional information that we need?

a. Was this a representative sample of all types of people with depression? b. How rapidly did they improve within this seven-month period? c. Did the other half of the patients show any improvement later? d. How many people would improve in seven months without treatment?