Of 201 adults selected randomly from one town, 179 have credit cards. Find a 90% confidence interval for the true proportion of all adults in the town who have credit cards.

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asked Jan 13, 2020 47.7k views

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Of 201 adults selected randomly from one town, 179 have credit cards. Find a 90% confidence interval for the true proportion of all adults in the town who have credit cards.

Mathematics
middle-school

Robert Gummesson asked

by Robert Gummesson

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1 Answer

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Answer:

I think this is a probability problem.

Explanation:

201*0.9 the divide by 179??

Avloss answered Jan 19, 2020

by Avloss

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