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Find that a random sample of thirty

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A company that makes colas drinks states that the mean caffeine content per 12-ounce bottle of cola is 45 milligrams. You want to test this claim. During your tests, you find that a random sample of thirty 12-ounce bottles of cola has a mean caffeine content of 43.3 milligrams with a standard deviation of 6.8 milligrams. At alpha = 0.05, can you reject the company's claim?

Reference no: EM131870833

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