The null hypothesis, alternative hypothesis, test statistic, P -value, critical value and state the conclusion. To test: The claim that the tar content of filtered 100-mm cigarettes has a standard deviation different from 3.2 mg, which is standard deviation of unfiltered king-size cigarettes.

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Chapter 8.5, Problem 11BSC

To determine

To identify: The null hypothesis, alternative hypothesis, test statistic, P-value, critical value and state the conclusion.

To test: The claim that the tar content of filtered 100-mm cigarettes has a standard deviation different from 3.2 mg, which is standard deviation of unfiltered king-size cigarettes.

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