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6 5 4 3 2- 0 1 2 3 5 6 7 8 Use only the graph of the data to do the following: a. Use the graph above to estimate the value of Σ(y- y)² by first estimat- ing the difference in height between each of the data values and the hori- zontal line. b. Use the graph above to estimate the value of (y- y)² by first estimat- ing the difference in height between each of the data values and the slanted regression line. c. Use your answers from parts (a) and (b) to estimate the value of r².

6 5 4 3 2- 0 1 2 3 5 6 7 8 Use only the graph of the data to do the following: a. Use the graph above to estimate the value of Σ(y- y)² by first estimat- ing the difference in height between each of the data values and the hori- zontal line. b. Use the graph above to estimate the value of (y- y)² by first estimat- ing the difference in height between each of the data values and the slanted regression line. c. Use your answers from parts (a) and (b) to estimate the value of r².

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.2: Trigonometric Equations
Problem 96E
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In the graph shown below consider the horizontal line to represent the average y value for the data set and the slant line to represent the linear regression equation. use only the graph of the data to do the following:

 

7 6 5 4 3- 2 1 O 2 3 4 5 6 7 8 Use only the graph of the data to do the following: a. Use the graph above to estimate the value of Σ(y-y)² by first estimat- ing the difference in height between each of the data values and the hori- zontal line. b. Use the graph above to estimate the value of Σ(y- y)² by first estimat- ing the difference in height between. each of the data values and the slanted regression line. c. Use your answers from parts (a) and (b) to estimate the value of r².
Transcribed Image Text:7 6 5 4 3- 2 1 O 2 3 4 5 6 7 8 Use only the graph of the data to do the following: a. Use the graph above to estimate the value of Σ(y-y)² by first estimat- ing the difference in height between each of the data values and the hori- zontal line. b. Use the graph above to estimate the value of Σ(y- y)² by first estimat- ing the difference in height between. each of the data values and the slanted regression line. c. Use your answers from parts (a) and (b) to estimate the value of r².
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