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The mean potassium content or a popular sports drink is listed as 140 mg in a 32-02 bottle. Analysis of 20 bottles indicates a sample

The mean potassium content or a popular sports drink is listed as 140 mg in a 32-02 bottle. Analysis of 20 bottles indicates a sample mean of 139.4 mg. Write the hypotheses for a two-tailed test of the claimed potassium content. A=D.1O level of significance

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