QUESTION 1 The age of a tree can be determined by counting each annual growth ring in the trunk of the tree. A common measure of the size of a tree is the "diameter at breast height" DBH. "Breast height" is defined as 4 ½ feet above the uphill side of the tree. Consider the following data on 12 northern red oaks from southwestern Wisconsin: Age(years) | 97 93 DBH(inch) | 12.5 | 12.5 | 8.0 | 9.5 75 57 52 45 28 | 15 12|11 |16.5 | 11.0 | 10.5 | 9.0 |6.0 | 1.5 |1.0 |1.0 88 81 b) Determine the coefficient of linear correlation and coefficient of determination. Interpret their meanings.
QUESTION 1 The age of a tree can be determined by counting each annual growth ring in the trunk of the tree. A common measure of the size of a tree is the "diameter at breast height" DBH. "Breast height" is defined as 4 ½ feet above the uphill side of the tree. Consider the following data on 12 northern red oaks from southwestern Wisconsin: Age(years) | 97 93 DBH(inch) | 12.5 | 12.5 | 8.0 | 9.5 75 57 52 45 28 | 15 12|11 |16.5 | 11.0 | 10.5 | 9.0 |6.0 | 1.5 |1.0 |1.0 88 81 b) Determine the coefficient of linear correlation and coefficient of determination. Interpret their meanings.
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Chapter1: Starting With Matlab
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
Transcribed Image Text:QUESTION 1
The age of a tree can be determined by counting each annual growth ring in the trunk of the
tree. A common measure of the size of a tree is the "diameter at breast height" DBH. "Breast
height" is defined as 4 ½ feet above the uphill side of the tree. Consider the following data on
12 northern red oaks from southwestern Wisconsin:
93
81 75
15 12
Age(years) | 97
57 52
45 28
10.5 9.0 6.0
88
11
DBH(inch) | 12.5 12.5 8.0 |9.5 | 16.5 | 11.0
1.5 1.0
1.0
b)
Determine the coefficient of linear correlation and coefficient of determination.
Interpret their meanings.
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