Answer to Question #210128 in Electrical Engineering for Bahawal Tahir

Question

Q4

Can A andB be mutually exchusive if P(A) 4 and P(B)=.7? If P(A) = .4 and P(B) .3=Why?

Answer 1

No.

A and B can be mutually exclusive

if P(A) + P(B) > 1

which is the case in

1st case

P(A) = .4

and

P(B) = .7

Yes.

A and B can be mutually exclusive

if P(A) + P(B) <= 1

which is the case in

2st case

P(A) = .4

and

P(B) = .3