A family has j children with probability Pj. where Pl = .1,p2 = .25,p3 = .35,p4 = .3. A child from this family is randomly chosen. Given that this child is the eldest child in the family, find the conditional probability that the family has (a) only 1 child; (b) 4 children. Redo (a) and (b) when the randomly selected child is the youngest child of the family.
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A family has j children with probability Pj. where Pl = .1,p2 = .25,p3 = .35,p4 = .3. A child from this family is randomly chosen. Given that this child is the eldest child in the family, find the conditional probability that the family has (a) only 1 child; (b) 4 children. Redo (a) and (b) when the randomly selected child is the youngest child of the family.
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