For the hypotheses in Problem 18, the null hypothesis is rejected. Problem 18 Federal law requires that

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For the hypotheses in Problem 18, the null hypothesis is rejected.

Problem 18

Federal law requires that a jar of peanut butter that is labeled as containing 32 ounces must contain at least 32 ounces. A consumer advocate feels that a certain peanut butter manufacturer is shorting customers by under filling the jars.

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