Bivariate data for the quantitative variables x and y are given in the table below. These data are plotted in the scatter plot shown next to the table. In the scatter plot, sketch an approximation of the least-squares regression line for the data.

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Bivariate data for the quantitative variables x and y are given in the table below. These data are plotted in the scatter plot shown next to the table.
In the scatter plot, sketch an approximation of the least-squares regression line for the data.
X
у
6.4
6.5
7.8
2.2
4.2 7.8
6.0 4.8
7.6
3.2
4.6
7.3
8.6
1.8
6.6
4.0
3.1
9.1
3.1 9.5
4.0 9.7
6.8 5.3
8.2 2.4
7.8
3.1
5.6
6.9
3.7 7.8
6.0 4.5
4.8 7.3
11+
10-
9
8
7+
6+
5
4
y
3
2
1
+
1
+
2
XX
+
3
X
XX
+
4
+
5
+
6
7
+
8
+
9
10
11
X
×
S
Transcribed Image Text:Bivariate data for the quantitative variables x and y are given in the table below. These data are plotted in the scatter plot shown next to the table. In the scatter plot, sketch an approximation of the least-squares regression line for the data. X у 6.4 6.5 7.8 2.2 4.2 7.8 6.0 4.8 7.6 3.2 4.6 7.3 8.6 1.8 6.6 4.0 3.1 9.1 3.1 9.5 4.0 9.7 6.8 5.3 8.2 2.4 7.8 3.1 5.6 6.9 3.7 7.8 6.0 4.5 4.8 7.3 11+ 10- 9 8 7+ 6+ 5 4 y 3 2 1 + 1 + 2 XX + 3 X XX + 4 + 5 + 6 7 + 8 + 9 10 11 X × S
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