Epic Skills Assessment Quantitative Reasoning & Math Questions and Answers 3

Question 1

A clinical trial showed Drug A reduced events by 5% (from 20% to 15%). What is the relative risk reduction?

Accepted Answer

25%

Answer

5%

Answer

15%

Answer

33%

Question 2

If a patient's lab value is 2 standard deviations above the mean of a normal distribution, approximately what percentile does this represent?

Accepted Answer

97.5th

Answer

84th

Answer

95th

Answer

99th

Question 3

A hospital has 500 beds and an occupancy rate of 78%. How many beds are occupied?

Accepted Answer

390

Answer

380

Answer

400

Answer

350

Question 4

A medication is ordered as 250 mg. The available concentration is 125 mg per 5 mL. How many mL should be administered?

Accepted Answer

10 mL

Answer

5 mL

Answer

2.5 mL

Answer

20 mL

Question 5

In a dataset of patient ages [22, 35, 41, 50, 68], what is the interquartile range (IQR)?

Accepted Answer

29

Answer

46

Answer

22

Answer

15

Question 6

A department processes 320 claims per day. If efficiency improves by 15%, how many claims can be processed per day?

Accepted Answer

368

Answer

352

Answer

335

Answer

384