4
=680
=
Miscellaneous Exercise on Chapter 13
1 A and B are two events such that P (A) ≠ 0 Find P(B|A), if
(i) A is a subset of B
(ii) A ∩ B = φ
2 A couple has two children,
(i) Find the probability that both children are males, if it is known that at least
one of the children is male