If the chance of happening of an event is 0%, then the probability of the occurrence of the same event is ______.
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 there is a chance that an event will happen, then its probability is between zero and _______ .