A and B are independent events, and the probability that both events occur is 12. Which of the following could be the probability that event A occurs? Indicate all such probabilities.
A.0
B.14
C.12
D.34
E.1
我的答案:
A and B are independent events, and the probability that both events occur is fff\(\frac{1}{2}\)/fff. Which of the following could be the probability that event A occurs? Indicate all such probabilities.