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Question: 1 a bakery makes doughnuts that are packaged in boxes...

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1. A bakery makes doughnuts that are packaged in boxes with labels stating that there are 12 doughnuts weighing a total of 42 oz. Construct a 95% confidence interval for the mean weight of the following 12 doughnuts.

3.43, 3.37, 3.58, 3.50, 3.68, 3.61, 3.42, 3.52, 3.66, 3.50, 3.36, 3.42

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