Question

If the probability of occurence of an event is p then the probability of non-happening of this event is (p − 1).

Options

• (p − 1)

• (1 − p) 

•  p

• `(1- 1/P)`

Answer 1

P(occurence of an event) = p

P(non-occurence of this event) = 1 − p

Hence, the correct answer is option P.