Fit a least-squares parabola having the form  y = a + bx + cx2 to the given data. x 1.2 1.8 3.1 4.9 5.7 7.1 8.6 9.8 y 4.5 5.9 7 7.8 7.2 6.8 4.5 2.7 What is the value of a?  What is the value of b? What is the value of c? What is the estimate the of y at x=1.2

MATLAB: An Introduction with Applications
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Chapter1: Starting With Matlab
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Fit a least-squares parabola having the form  y = a + bx + cxto the given data.

x 1.2 1.8 3.1 4.9 5.7 7.1 8.6 9.8
y 4.5 5.9 7 7.8 7.2 6.8 4.5 2.7

What is the value of a? 
What is the value of b?
What is the value of c?
What is the estimate the of y at x=1.2

Fit a least-squares parabola having the form y = a + bx + cx2 to the given data.
1.2
1.8
3.1
4.9
5.7
7.1
8.6
9.8
y
4.5
5.9
7
7.8
7.2
6.8
4.5
2.7
Write only the letter corresponding to the correct answer.
value of a
A) 1.389 B) 2.588
C) 2.075 D) 0.2110
value of b
A) 1.389 B) -2.588 C) 2.065 D) 0.2110
value of c
A) -1.389 B) 2.588 C) -2.085 D) -0.2110
Estimate the of y at x=1.2,
A) 4.76 B) 2.58 C) -3.56 D) 5.55
Transcribed Image Text:Fit a least-squares parabola having the form y = a + bx + cx2 to the given data. 1.2 1.8 3.1 4.9 5.7 7.1 8.6 9.8 y 4.5 5.9 7 7.8 7.2 6.8 4.5 2.7 Write only the letter corresponding to the correct answer. value of a A) 1.389 B) 2.588 C) 2.075 D) 0.2110 value of b A) 1.389 B) -2.588 C) 2.065 D) 0.2110 value of c A) -1.389 B) 2.588 C) -2.085 D) -0.2110 Estimate the of y at x=1.2, A) 4.76 B) 2.58 C) -3.56 D) 5.55
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