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Statement of a problem № m40402

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A soup maker says that the standard deviation of the sodium content in one serving of a certain soup is no more than 50 milligrams. (a) State the null and alternative hypotheses, and identify which represents the claim, (b) Describe type I and type II errors for a hypothesis test of the claim, (c) Explain whether the hypothesis test is left-tailed, right-tailed, or two-tailed, (d) Explain how you should interpret a decision that rejects the null hypothesis, (e) Explain how you should interpret a decision that fails to reject the null hypothesis.




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