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For these problems, show the calculator commands you are using and any other necessary work. Include...

For these problems, show the calculator commands you are using and any other necessary work. Include calculator commands when writing the intervals. 1. The U.S Department of Agriculture reports that the mean American consumption of carbonated beverages per year is greater than 52 gallons. A random sample of 30 Americans yielded a sample mean of 69 gallons. Assume that the population standard deviation is 20 gallons. Construct and interpret a 95% confidence interval for the population mean. 95% - CI: Interpretation:

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Interpretation : Out of 100 samples drawn, sample mean will be inside the interval (61.84, 76.16) for 95 samples.

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