Three events A, B and C are defined in the sample space S. The events A and B are mutually exclusive and A and C are independent. What is P(A∪B)?
P(A)=0.2,P(B)=0.4 and P(A∪C)=0.7
1 Answer
Mar 10, 2017
P(A∪B)=0.6
Explanation:
If
P(A∩B)=0
And , We know that:
P(A∪B)=P(A)+P(B)−P(A∩B)
=0.2+0.4−0
=0.6