tonio638
tonio638
02.03.2021 • 
Mathematics

A telephone survey of 200 registered pig farmers revealed that 128 routinely sing country and western hits like Christmas in Prison by John Prine to their animals during meal time to set the mood'. How sure can we be that between 55% and 73% of pig farmers are entertaining
their animal guests?
(round your all decimal approximations to the thousandths place)

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