Solved: Farm Sizes The average farm size in the United
Chapter 8, Problem 21(choose chapter or problem)
Farm Sizes 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 a 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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