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(09.05) The ages of trees in a forest are normally distributed with a mean of 25 years and a standard deviation of 4. Approximately what percent of the trees are between 20 and …

(09.05) The ages of trees in a forest are normally distributed with a mean of 25 years and a standard deviation of 4. Approximately what percent of the trees are between 20 and …
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(09.05)

The ages of trees in a forest are normally distributed with a mean of 25 years and a standard
deviation of 4. Approximately what percent of the trees are between 20 and 30 years old? (2 points)
10.56%
68.32%
78.87%
89.44%

asked
User Pawan Joshi
by
8.1k points

1 Answer

2 votes

The answer is 78.87, sorry for being late.

answered
User Shivam Pokhriyal
by
8.0k points
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