Events , and are independent with , and . What is the probability that at least one…

MATHEMATICS · Single correct · A Level · Mathematics · Probability · Probability

Problem

Events

A

B

and

C

are independent with

P(A)=0.2

P(B)=0.3

and

P(C)=0.5

. What is the probability that at least one of the three events occurs? (a)

0.69

(b)

0.72

(c)

0.28

(d)

0.44