C. 62.570. P(A | B) = 40% and P(B) = 30% and P(A) = 12%. It is most likely that: A. A and B are dependent. B. A and B are independent. PLANB) XP (B ) = PAB = 0. 4X0. 2 C. A and B are mutually exclusive. = 0- 12 A pharmaceutical firm is testing a major new drug. An analyst projects that if the drug succeeds in trials, the company's stock will have a 20% return this year; if the drug fails in trials, the stock will have a 2% return; and if the drug does actual damage, the stock will have a -40% return. Based on these projections, the stock's standard deviation of returns is closest to: A. 2.5%. Succeed 20 B. 5.0%. fail 2 C. 7.0%. damage - 40 2021 Kaplan, Inc