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If it is assumed probability (boy) = probability (girl) = 0.5 A) Estimate the probability of...

If it is assumed probability (boy) = probability (girl) = 0.5

A) Estimate the probability of getting at least 11 girls in 20 births.

B) Estimate the probability of getting at least 22 girls in 40 births.

C) Estimate the probability of getting at least 220 girls in 400 births.

Math   Statistics-And-Probability   
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