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At a large grocery store, based on a sample of size 15, the cashier error has a sample mean of 27.9 dollars per day and a sta

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x = २२.) S= 6.6 - 0.05 = </ * ( को 22.5+ +.. 05, |५४ (6. JF (२७.० 21..) CS Scanned with CamScanner

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