Determine and Interpret Z-Scores
-A Pharmaceutical Testing Company Wants to Test

Multiple Choice

Determine and Interpret z-Scores
-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 order for the candidate to be included in the study

A) $237.5 - 275$
B) $225 - 237.5$
C) $125 - 162.5$
D) $162.5 - 275$