SOLUTION: You've asked 55 parents if they have more than one child. It turns out 77 in 100 parents have more than one child. Compute the 99% confidence interval.

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Question 1025669: You've asked 55 parents if they have more than one child. It turns out 77 in 100 parents have more than one child. Compute the 99% confidence interval.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
You've asked 55 parents if they have more than one child. It turns out 77 in 100 parents have more than one child. Compute the 99% confidence interval.
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sample proportion = p-hat = 0.77
ME = 2.5758*sqrt[0.77*0.23/55] = 0.1462
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99%CI:: 0.77-0.1462 < p < 0.77+0.1462
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Cheers,
Stan H.
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