Question 17
If A and B are events such that P(A|B) = P(B|A), then
(A) A ⊂ B but A ≠ B (B) A = B (C) A ∩ B = φ (D) P(A) = P(B)
SOLUTION
→→→→
If A and B are events such that P(A|B) = P(B|A), then
(A) A ⊂ B but A ≠ B (B) A = B (C) A ∩ B = φ (D) P(A) = P(B)