题目
设 A, B 是两个事件，已知 P(B) = (1)/(2), P(AB) = (1)/(8), 则 P(overline(A)B) = ( )A. (1)/(8)B. (2)/(8)C. (3)/(8)D. (5)/(8)
设 $A, B$ 是两个事件，已知 $P(B) = \frac{1}{2}$, $P(AB) = \frac{1}{8}$, 则 $P(\overline{A}B) = ($ $)$
A. $\frac{1}{8}$
B. $\frac{2}{8}$
C. $\frac{3}{8}$
D. $\frac{5}{8}$
题目解答
答案
C. $\frac{3}{8}$