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StatisticsQ&A LibraryA statistics instructor randomly selected four bags of oranges, each bag labeled 10 pounds and weighed the bags. They weighed9.3,9.2,9.5,and9.5pounds. Assume that the distribution of weights is Normal. Find a 95% confidence interval for the mean weight of all bags of oranges. Use technology for your calculations. Answer parts a and b below.a. Choose the correct interpretation of the confidence interval below and, if necessary, fill in the answer boxes to complete your choice.Question

Asked Nov 21, 2019

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A statistics instructor randomly selected four bags of oranges, each bag labeled 10 pounds and weighed the bags. They weighed

9.3,

9.2,

9.5,

and
9.5

pounds.

Assume that the distribution of weights is Normal. Find a 95% confidence interval for the mean weight of all bags of oranges. Use technology for your calculations. Answer parts a and b below.a. Choose the correct interpretation of the confidence interval below and, if necessary, fill in the answer boxes to complete your choice.

Step 1

From the provided information, sample size (*n*) = 4

Excel steps to calculate the 95% confidence interval for population mean:

- Enter the values in the excel table.
- Click on Data > Data Analysis > Descriptive Statistics...

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