If the probability of an event happening is x, then the probability of event not happening is
1 - x
x - 1
x + 1
1/x
IF the probability fo occurrence of an event is p then the probability of non-happening of this event is (a) (p-1) (b) (1-p) (c) p (d) (1−1p)
If the probability of an event happening is x, then the probability of event not happening is___
If the probability of happening of an event is mn. The probability of event not happening is: