Select the correct answer.
Nathan had an infection, and his doctor
wanted him to take penicillin. Because Nathan's father and paternal grandfather were allergic to penicillin,
Nathan had a 75% chance of having the same allergy. The
doctor performed a skin test to see whether Nathan would react to it. The test is 98%
accurate. What the probability that Nathan is not allergic to penicillin and the test predicts it?
• A. 0.005
© B. 0.015
© C. 0.245
O D.
0.735