Andre5950 Andre5950

13-08-2017
Mathematics

contestada

The probability of giving birth to a boy is 50%. find the probability that at most there are 3 boys out of 10 births.

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ray2me123 ray2me123

13-08-2017

S=Sample Space
n(S)=no. of total outcomes of sample space
= 50%×10=5
n(E)=no. of favourable events=3
Probability of giving birth to boy is,
P(B)=n(E)/n(S)
=3/5....Ans

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