Assume that different groups of couples use a particular method of gender selection and each couple gives birth to one b

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answerhappygod
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Assume that different groups of couples use a particular method of gender selection and each couple gives birth to one b

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Assume that different groups of couples use a particular methodof gender selection and each couple gives birth to one baby. Thismethod is designed to increase the likelihood that each baby willbe a​ girl, but assume that the method has no​ effect, sothe probability of a girl is
0.5.
Assume that the groups consist of
21
couples. Complete parts​ (a) through​ (c) below.
Question content area bottom
Part 1
a. Find the mean and the standard deviation for the numbers ofgirls in groups of
21
births.The value of the mean is
μ=enter your response here.
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