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Determine the null and alternative hypotheses

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Reference no: EM132152106

Suppose the coffee industry claimed that the average adult drinks 1.7 cups of coffee per day. To test this? claim, a random sample of 40 adults was? selected, and their average coffee consumption was found to be 1.85 cups per day. Assume the standard deviation of daily coffee consumption per day is 0.5 cups. Using α=0.01?, complete parts a and b below.

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

Determine the null and alternative hypotheses.

H0?:μ

H1?:μ

Reference no: EM132152106

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