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I think the answer is -.67 A lumber company is preparing to clear a plot of trees. It is important that the trees have grown

I think the answer is -.67

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A lumber company is preparing to clear a plot of trees. It is important that the trees have grown to be 85 feet before being harvested. A sample of 116 trees indicates a sample mean height of 89 feet with a sample standard deviation of 6 feet. The Z score associated with the sample mean height = O 80 O-.67 O-4.0 O.67

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