A pharmaceutical testing company wants to test a new cholesterol drug. The average cholesterol of the target population is 200 mg and they have a standard deviation of 25 mg. The company wished to test a sample of people who fall between 1.5 and 3 z-scores above the mean. Into what range must a candidate's cholesterol level be in orde for the candidate to be included in the study? OA. 125-162.5 B. 237.5-275 OC. 162.5-275 OD. 225-237.5