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1) Does an average box of cereal contain 348 grams of cereal? A random sample of 36 boxes showed mean = 340. The company

1) Does an average box of cereal contain 348 grams of cereal? A random sample of 36 boxes showed mean = 340. The company has specified standard deviation to be 12 grams and the distribution to be normal. Test at the a = 0.01. HO Formula Test H1 -

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