Mathematics, 05.06.2020 21:04 rerik9936
Historically about 51% of the babies born in the United States are boys. That is, we know that p=0.51. A survey plans to study 650 randomly selected newborns.
What are the mean and standard deviation of the statistic p hat , the sample proportion who are boys?
Use the Normal approximation to find the probability that p hat would be less than 0.5?
Answers: 2
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Historically about 51% of the babies born in the United States are boys. That is, we know that p=0.5...
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