The original scatterplot of y vs. x looks like this: The slope of a simple linear regression line for these points is 0. a) If an extra point (illustrated in red) is added to the data (see the scatterplot below), then what is the approximate value of the slope of the line with this additional point? 0.00 0.05 -0.20 0.84 o -0.40 b) If an extra point (illustrated in red) is added to the data (see the scatterplot below), then what is the approximate value of the slope of the line with this additional point? 0.00 0.05 O -0.20 O 0.84 y vs. x 0.40 y vs. x y vs. x

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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The original scatterplot of y vs. x looks like this:
5
7
The slope of a simple linear regression line for these points is 0.
a) If an extra point (illustrated in red) is added to the data (see the scatterplot below), then what is the approximate value of the slope of the line with this additional point?
6
1
0
0
0
0.00
0.05
-0.20
0.84
-0.40
0
0.00
0.05
-0.20
y vs. x
b) If an extra point (illustrated in red) is added to the data (see the scatterplot below), then what is the approximate value of the slope of the line with this additional point?
y vs. x
0.84
-0.40
y vs. x
6
Transcribed Image Text:The original scatterplot of y vs. x looks like this: 5 7 The slope of a simple linear regression line for these points is 0. a) If an extra point (illustrated in red) is added to the data (see the scatterplot below), then what is the approximate value of the slope of the line with this additional point? 6 1 0 0 0 0.00 0.05 -0.20 0.84 -0.40 0 0.00 0.05 -0.20 y vs. x b) If an extra point (illustrated in red) is added to the data (see the scatterplot below), then what is the approximate value of the slope of the line with this additional point? y vs. x 0.84 -0.40 y vs. x 6
c) If an extra point (illustrated in red) is added to the data (see the scatterplot below), then what is the approximate value of the slope of the line with this additional point?
y vs. x
O 0.00
O 0.05
O -0.20
O 0.84
Ⓒ -0.40
d) If an extra point (illustrated in red) is added to the data (see the scatterplot below), then what is the approximate value of the slope of the line with this additional point?
O 0.00
O 0.05
O -0.20
O 0.84
O -0.40
e) If an extra point (illustrated in red) is added to the data (see the scatterplot below), then what is the approximate value of the slope of the line with this additional point?
y vs. x
7
6
y vs. x
0.00
O 0.05
O -0.20
O 0.84
O -0.40
Transcribed Image Text:c) If an extra point (illustrated in red) is added to the data (see the scatterplot below), then what is the approximate value of the slope of the line with this additional point? y vs. x O 0.00 O 0.05 O -0.20 O 0.84 Ⓒ -0.40 d) If an extra point (illustrated in red) is added to the data (see the scatterplot below), then what is the approximate value of the slope of the line with this additional point? O 0.00 O 0.05 O -0.20 O 0.84 O -0.40 e) If an extra point (illustrated in red) is added to the data (see the scatterplot below), then what is the approximate value of the slope of the line with this additional point? y vs. x 7 6 y vs. x 0.00 O 0.05 O -0.20 O 0.84 O -0.40
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