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Mathematics, 14.11.2019 02:31 crybaby222psyc

Amachine that is programmed to package 1.20 pounds of cereal is being tested for its accuracy in a sample of 36 cereal boxes, the sample mean filling weight is calculated as 1.22 pounds. the population standard deviation is known to be 0.06 pounds. find the 95% confidence interval for the mean.

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