Question: Suppose the coffee industry claimed that the average U. S. adult drinks 1.7 cups of coffee per day. To test this claim, a random sample

Suppose the coffee industry claimed that the average U. S. adult drinks 1.7 cups of coffee per day. To test this claim, a random sample of 34 adults was selected, and their average coffee consumption was found to be 1.95 cups per day. Assume the standard deviation of daily coffee consumption per day is 0.5 cups. Using σ = 0.10, answer the following questions:

a. Is the coffee industry’s claim supported by this sample?

b. Determine the p value for this test.

c. Verify your results using PHStat.

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