It's Easy to Measure the Circumference of a Tree's Trunk $\ln \hat { h } = - 1.2 + 1.4 ( \ln C )$

question 649

Multiple Choice

It's easy to measure the circumference of a tree's trunk, but not so easy to measure its height.
Foresters developed a model for ponderosa pines that they use to predict the tree's height (in feet)
From the circumference of its trunk (in inches) : $\ln \hat { h } = - 1.2 + 1.4 ( \ln C )$
) ) A lumberjack finds a tree with
A circumference of 60"; how tall does this model estimate the tree to be?

• A) 5'
• B) 11'
• C) 83'
• D) 19'
• E) 93'

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