The scatterplots below show the relationship between height, diameter, and volume of timber in 31 felled black
Question:
The scatterplots below show the relationship between height, diameter, and volume of timber in 31 felled black cherry trees. The diameter of the tree is measured 4.5 feet above the ground.
(a) Describe the relationship between volume and height of these trees.
(b) Describe the relationship between volume and diameter of these trees.
(c) Suppose you have height and diameter measurements for another black cherry tree. Which of these variables would be preferable to use to predict the volume of timber in this tree using a simple linear regression model? Explain your reasoning.
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Related Book For
OpenIntro Statistics
ISBN: 9781943450077
4th Edition
Authors: David Diez, Mine Çetinkaya-Rundel, Christopher Barr
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