If the probability of an event to happen is 0.3 and the probability of the event not happening is:
A. 0.7
B. 0.6
C. 0.5
D. None of the above
Answer:A
If the probability of an event to happen is 0.3 and the probability of the event not happening is:
A. 0.7 B. 0.6 C. 0.5 D. None of the above
Explanation: Probability of an event not happening = 1 – P(E)