Question: A machine that puts corn flakes into boxes is adjusted to put an average of 15 ounces into each box, with a standard deviation of

A machine that puts corn flakes into boxes is adjusted to put an average of 15 ounces into each box, with a standard deviation of 0.25 ounce. A sample is taken to check that the standard deviation has not increased. State the null and alternate hypothesis that would be used to check the claim that the standard deviation has not increased.

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