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Using and Interpreting Concepts

Using and Interpreting Concepts
Testing Claims Using P-values,
(a) write the claim mathematically and identify Ho and Ha.
(b) find the standardized test statistic and its corresponding area.
(c) find the value.
(d) decide whether to reject or fail to reject the null hypothesis.
(e) interpret the decision in the context of the original claim.
35. Tea Drinkers A tea drinker's society estimates that the mean consumption
of tea by a person in the United States is more than 7 gallons per year. In a
sample of 100 people, you find that the mean consumption of tea is 7.8
gallons per year with a standard deviation of 2.67 gallons.At a=0.07, can
you support the society's claim? (Adapted from U.S. Department of Agriculture)

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Using and Interpreting Concepts
Testing Claims Using P-values,
(a) write the claim mathematically and identify Ho and Ha.
(b) find the standardized test statistic and its corresponding area.
(c) find the value.
(d) decide whether to reject or fail to reject the null hypothesis.
(e) interpret the decision in the context of the original claim.
35. Tea ...

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The solution examines using and interpreting concepts.

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