Asoft-drink manufacturer purchases aluminum cans from an outside vendor. a random sample of 70 cans is selected from a large shipment, and each is tested for strength by applying an increasing load to the side of the can until it punctures. of the 70 cans, 51 meet the specification for puncture resistance. find a 95% confidence interval for the proportion of cans in the shipment that meet the specification.

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e.g. 98.76543).

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Acarton of juice contains 64 ounces miss wilson bought six cartons of juice how many ounces of juice did she buy