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What percentage of the trees is less than 38 feet tall

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Reference no: EM132853182

A. The trees in a forest have a mean height of 39.5 feet with a standard deviation of 2.2 feet. Assuming that the distribution of these trees has roughly the shape of a normal distribution, find:

a. What percentage of the trees is less than 38 feet tall?

b. What percentage are at least 40 feet tall

c. The height above which are the tallest 30 percent of the trees.

Reference no: EM132853182

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