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Problem

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12 Nov 2021

Given information

A sample of    small bags of the same brand of candies was selected. Assume that the population distribution of bag weights is normal. The weight of each bag was then recorded. The mean weight was two ounces with a standard deviation of    ounces. The population standard deviation is known to be    ounce.

Step-by-step explanation

Step 1.

therefore, confidence interval will be  

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Introductory Statistics
OER Edition, 2013
Openstax
ISBN: 9781938168208

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