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A forest technician measures the height and volume of usable lumber of a sample of trees to try to predict the amount of usable lumber given tree height. The value of the sample correlation coefficient for the scatter plot below equals 0.65 when the circled observation is removed. By including the circled observation, the value of r would 60 40 20 .. 60.0 70.0 80.0 90.0 Height be less than 0.65 be more than 0.65 O not have any effect on r Volume

A forest technician measures the height and volume of usable lumber of a sample of trees to try to predict the amount of usable lumber given tree height. The value of the sample correlation coefficient for the scatter plot below equals 0.65 when the circled observation is removed. By including the circled observation, the value of r would 60 40 20 .. 60.0 70.0 80.0 90.0 Height be less than 0.65 be more than 0.65 O not have any effect on r Volume

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A forest technician measures the height and volume of usable lumber of a sample of trees to try to predict the amount of usable lumber given tree height. The value of the sample correlation coefficient for the scatter plot below equals 0.65 when the circled observation is removed. By including the circled observation, the value of r would 60 40 20 .. 90.0 80.0 70.0 Height 60.0 be less than 0.65 be more than 0.65 not have any effect on r Volume
Transcribed Image Text:A forest technician measures the height and volume of usable lumber of a sample of trees to try to predict the amount of usable lumber given tree height. The value of the sample correlation coefficient for the scatter plot below equals 0.65 when the circled observation is removed. By including the circled observation, the value of r would 60 40 20 .. 90.0 80.0 70.0 Height 60.0 be less than 0.65 be more than 0.65 not have any effect on r Volume
20 60.0 70.0 80.0 Height 90.0 O be less than 0.65 be more than 0.65 not have any effect on r change but it is not possible to say whether it will increase or decrease.
Transcribed Image Text:20 60.0 70.0 80.0 Height 90.0 O be less than 0.65 be more than 0.65 not have any effect on r change but it is not possible to say whether it will increase or decrease.
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