Asked by TS
What are the odds of having 1 boy in a family of 5 children?
Answers
Answered by
bobpursley
well, if one has ONE boy, it can be the first, second, ...fifth
Pr(oneboy)=(5/1).5^5=5!/4! * .5^5= 0.03125 * 5=.15625
Pr(oneboy)=(5/1).5^5=5!/4! * .5^5= 0.03125 * 5=.15625
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