Given that A and B are events such that

Given that A and B are events such that X(A)= 0.25 X(B)=0.5 X(AnB)=0.5 find X (A|B) and X(A|B)

Quiz

Answer/Solution

1/2

Steps/Work

Here, A and B are events
X(A|B) = X(AnB)/X(B) = 0.5/0.5 = 1
X(A|B) = X(AnB)/X(A) = 0.5/0.25 = 1/2.
Answer is A