The average farm size in the United States is 444 acres. A random sample of 40 farms
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The average farm size in the United States is 444 acres. A random sample of 40 farms in Oregon indicated a mean size of 430 acres, and the population standard deviation is 52 acres. At α = 0.05, can it be concluded that the average farm in Oregon differs from the national mean? Use the P-value method.
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H 0 444 H 1 444 z X n 430 444 52 40 170 The area corresponding to z 170 ...View the full answer
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