3- A previous analysis of paper boxes showed that the standard deviation of their lengths is 9 millimeters. A packer wis

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3- A previous analysis of paper boxes showed that the standard deviation of their lengths is 9 millimeters. A packer wis

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3 A Previous Analysis Of Paper Boxes Showed That The Standard Deviation Of Their Lengths Is 9 Millimeters A Packer Wis 1
3 A Previous Analysis Of Paper Boxes Showed That The Standard Deviation Of Their Lengths Is 9 Millimeters A Packer Wis 1 (22.11 KiB) Viewed 106 times
3- A previous analysis of paper boxes showed that the standard deviation of their lengths is 9 millimeters. A packer wishes to find the 96% confidence interval for the average length of a box. How many boxes does he need to measure to be accurate within 3 millimeters? 76/2 Z N=-
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