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Mathematics, 02.10.2019 00:30 shaheedbrown06

Atobacco company advertises that the average content of its cigarettes is at most 14 milligrams. a consumer protection agency wants to determine whether the average nicotine content is in fact greater than 14. a random sample of 300 cigarettes of the company's brand yields an average nicotine content of 14.6 milligrams and a standard deviation of 3.8 milligrams. determine the level of significance of the statistical test of the agency's claim that $\mu$ is greater than 14. if $\alpha

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Atobacco company advertises that the average content of its cigarettes is at most 14 milligrams. a c...
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