The American Bankers Association reported that, in a sample of
125 consumer purchases in France, 62...
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The American Bankers Association reported that, in a sample of125 consumer purchases in France, 62 were made with cash, comparedwith 21 in a sample of 40 consumer purchases in the UnitedStates.
Construct a 99 percent confidence interval for the difference inproportions. (Round your intermediate value and final answers to 4decimal places.)
The 99 percent confidence interval is from _____ to _____ .
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Solution Given that x1 n1 62 125 04961 0504 x2
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