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81 lines
2.3 KiB
81 lines
2.3 KiB
NIST/ITL StRD
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Dataset Name: Wampler3 (Wampler3.dat)
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File Format: ASCII
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Certified Values (lines 31 to 50)
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Data (lines 61 to 81)
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Procedure: Linear Least Squares Regression
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Reference: Wampler, R. H. (1970).
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A Report of the Accuracy of Some Widely-Used Least
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Squares Computer Programs.
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Journal of the American Statistical Association, 65, pp. 549-565.
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Data: 1 Response Variable (y)
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1 Predictor Variable (x)
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21 Observations
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Higher Level of Difficulty
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Generated Data
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Model: Polynomial Class
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6 Parameters (B0,B1,...,B5)
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y = B0 + B1*x + B2*(x**2) + B3*(x**3)+ B4*(x**4) + B5*(x**5)
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Certified Regression Statistics
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Standard Deviation
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Parameter Estimate of Estimate
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B0 1.00000000000000 2152.32624678170
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B1 1.00000000000000 2363.55173469681
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B2 1.00000000000000 779.343524331583
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B3 1.00000000000000 101.475507550350
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B4 1.00000000000000 5.64566512170752
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B5 1.00000000000000 0.112324854679312
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Residual
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Standard Deviation 2360.14502379268
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R-Squared 0.999995559025820
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Certified Analysis of Variance Table
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Source of Degrees of Sums of Mean
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Variation Freedom Squares Squares F Statistic
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Regression 5 18814317208116.7 3762863441623.33 675524.458240122
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Residual 15 83554268.0000000 5570284.53333333
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Data: y x
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760. 0
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-2042. 1
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2111. 2
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-1684. 3
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3888. 4
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1858. 5
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11379. 6
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17560. 7
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39287. 8
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64382. 9
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113159. 10
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175108. 11
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273291. 12
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400186. 13
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581243. 14
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811568. 15
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1121004. 16
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1506550. 17
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2002767. 18
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2611612. 19
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3369180. 20
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