Suppose that a family has three children, each of which is a boy or a girl, and we assum boys and girls are equally likely at birth. a. The probability that all three children in the family are boys, if it's known that the oldes is a boy, is D. The probability that there are two boys in the family, given that at least one child is a

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Suppose that a family has three children, each of which is a boy or a girl, and we assume that
boys and girls are equally likely at birth.
a. The probability that all three children in the family are boys, if it's known that the oldest child
is a boy, is
b. The probability that there are two boys in the family, given that at least one child is a boy, is
Transcribed Image Text:Suppose that a family has three children, each of which is a boy or a girl, and we assume that boys and girls are equally likely at birth. a. The probability that all three children in the family are boys, if it's known that the oldest child is a boy, is b. The probability that there are two boys in the family, given that at least one child is a boy, is
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