Least Squares

Published on December 2016 | Categories: Documents | Downloads: 79 | Comments: 0 | Views: 449
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Least Squares

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Content

X-value

y-value
58.7
60.9
62.7
65
67.1
69
71.3
73.3
75.6
77.9

x

x2
6
15
25
35
45
55
65
75
85
95

y
681.5

xy
3445.69
3708.81
3931.29
4225
4502.41
4761
5083.69
5372.89
5715.36
6068.41

x2
501

xy
46814.55

Δ=

3703.25

A=
B=

-269.74907
4.69330993

σy=
σA=
σB=

0.67940004
2.415597
0.03530482

(y-A-Bx)2
352.2 0.06339259
913.5 1.1524087
1567.5 0.22899969
2275 0.0999026
3019.5 0.02959245
3795 0.82935001
4634.5 0.01347311
5497.5 0.53210293
6426 0.00424569
7400.5 0.73920759
(Y-A-Bx)2
35881.2 3.69267535

X-value

y-value
58.7
60.9
62.7
65
67.1
69
71.3
73.3
75.6
77.9

6
15
25
35
45
55
65
75
85
95

4.69330993 -269.74907
0.03530482
2.415597

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