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NLS Page 		Thurber
Dataset
Starting Values

Dataset
Name:
Thurber

Procedure: Nonlinear Least Squares Regression
Certification Method & Definitions

Data: 1 Response Variable (y)
1 Predictor Variable (x)
37 Observations
Higher Level of Difficulty
Observed Data
Model: y = f(x;beta) + e = (beta(1) + beta(2)x + beta(3)x^2 + beta(4)x^2) / (1 + beta(5)x + beta(6)x^2 + beta(7)x^3) + e


               Starting Values     

Parameter		      Start 1      Start 2      Start 3
     beta(1) 1.0000000000E+03 1.3000000000E+03 1.2881396800E+03
     beta(2) 1.0000000000E+03 1.5000000000E+03 1.4910792535E+03
     beta(3) 4.0000000000E+02 5.0000000000E+02 5.8323836877E+02
     beta(4) 4.0000000000E+01 7.5000000000E+01 7.5416644291E+01
     beta(5) 7.0000000000E-01 1.0000000000E+00 9.6629502864E-01
     beta(6) 3.0000000000E-01 4.0000000000E-01 3.9797285797E-01
     beta(7) 3.0000000000E-02 5.0000000000E-02 4.9727297349E-02