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Mathematics, 05.06.2020 18:00 wmaingrette1

In a study conducted several years ago, the average farm size in the United States was 47.1 acres. The standard deviation of the sample was 8.6 acres. That data was approximately normally distributed. Determine the range of farm acreage that covers 68% of the farms. 42.8 to 51.4

15.1 to 79.1

29.9 to 64.3

38.5 to 55.7

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In a study conducted several years ago, the average farm size in the United States was 47.1 acres. T...

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