the height of trees follows a normal distribution with a mean of 250 feet and a standard deviation of 20 feet. what is the height that marks the 90th percentile?
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Anna D.
The heights of a particular type of tree are normally distributed with a mean height 20.2 feet and standard deviation 6.5 feet. A tree that is at the 90th percentile will have what approximate height? 26.3 ft 75.1 ft 11.9 ft 30.9 ft 28.5 ft
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the heights of a particular type of tree are normally diatributed with a mean height 20.2 feet and standard deviation 6.5 feet. a tree that is at the 95th percentile will have approximate height
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