Question
Asked Dec 1, 2019
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Use technology to compute the sum-of-squares error (SSE) for the given set of data and linear models.

(1, 1), (2, 2), (3, 4)
(a)    
y = 1.5x − 1

SSE =  

(b)    
y = 2x − 1.9

SSE = 
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Expert Answer

Step 1

Given data and required calculation for SSE  is shown below

y =
(y-y
1.5x 1
у
1
1
х
0.5
0.25
2
2
2
3
4
3.5
0.25
Sum 0.5
Sum of squares of error is calculated by the following formula
3
(yi 20.5 (From Table)
SSE
i-1
help_outline

Image Transcriptionclose

y = (y-y 1.5x 1 у 1 1 х 0.5 0.25 2 2 2 3 4 3.5 0.25 Sum 0.5 Sum of squares of error is calculated by the following formula 3 (yi 20.5 (From Table) SSE i-1

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Step 2

b)

Given data and required calculation ...

Given data and required calculation for SSE is shown below
y = 2x 1.9
(y-y
X
y
1
0.1
0.81
2
2
2.1
0.01
4
4.1
0.01
Sum 0.83
Sum of squares of error is calculated by the following formula
0.83 (From Table)
SSE
i=1
help_outline

Image Transcriptionclose

Given data and required calculation for SSE is shown below y = 2x 1.9 (y-y X y 1 0.1 0.81 2 2 2.1 0.01 4 4.1 0.01 Sum 0.83 Sum of squares of error is calculated by the following formula 0.83 (From Table) SSE i=1

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