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October 25, 2014

Homework Help: statistics

Posted by Nathalia on Monday, October 31, 2011 at 12:10pm.

The First National Bank of Wilson has 680 checking account customers. A recent sample of 60 of these customers showed 32 to have a Visa card with the bank.


Construct the 98 percent confidence interval for the proportion of checking account customers who have a Visa card with the bank. (Round your answers to 3 decimal places.)


Confidence interval for the proportion of checking account customers who have a Visa card with the bank is and .

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