Iteration 0
WSSR        : 3.15163e+08       delta(WSSR)/WSSR   : 0
delta(WSSR) : 0                 limit for stopping : 1e-05
lambda	  : 1335.83

initial set of free parameter values

HuidigGewicht   = 1
KiloPerWeek     = 1
SlowDown        = 1
/

Iteration 1
WSSR        : 203481            delta(WSSR)/WSSR   : -1547.85
delta(WSSR) : -3.14959e+08      limit for stopping : 1e-05
lambda	  : 133.583

resultant parameter values

HuidigGewicht   = 1.00066
KiloPerWeek     = 1.0002
SlowDown        = 0.067377
/

Iteration 2
WSSR        : 121817            delta(WSSR)/WSSR   : -0.670382
delta(WSSR) : -81664            limit for stopping : 1e-05
lambda	  : 13.3583

resultant parameter values

HuidigGewicht   = 1.08045
KiloPerWeek     = -0.337452
SlowDown        = 0.0373446
/

Iteration 3
WSSR        : 16943.1           delta(WSSR)/WSSR   : -6.1898
delta(WSSR) : -104874           limit for stopping : 1e-05
lambda	  : 1.33583

resultant parameter values

HuidigGewicht   = 2.37222
KiloPerWeek     = -4.50958
SlowDown        = -0.0422459
/

Iteration 4
WSSR        : 3416.84           delta(WSSR)/WSSR   : -3.95869
delta(WSSR) : -13526.2          limit for stopping : 1e-05
lambda	  : 0.133583

resultant parameter values

HuidigGewicht   = 50.5869
KiloPerWeek     = -2.16526
SlowDown        = -0.0158638
/

Iteration 5
WSSR        : 31.0025           delta(WSSR)/WSSR   : -109.212
delta(WSSR) : -3385.84          limit for stopping : 1e-05
lambda	  : 0.0133583

resultant parameter values

HuidigGewicht   = 89.5275
KiloPerWeek     = -0.160285
SlowDown        = 0.00755946
/

Iteration 6
WSSR        : 30.7815           delta(WSSR)/WSSR   : -0.00717764
delta(WSSR) : -0.220939         limit for stopping : 1e-05
lambda	  : 0.00133583

resultant parameter values

HuidigGewicht   = 89.8446
KiloPerWeek     = -0.143959
SlowDown        = 0.0077502
/

Iteration 7
WSSR        : 30.7815           delta(WSSR)/WSSR   : -4.75904e-11
delta(WSSR) : -1.4649e-09       limit for stopping : 1e-05
lambda	  : 0.000133583

resultant parameter values

HuidigGewicht   = 89.8446
KiloPerWeek     = -0.143957
SlowDown        = 0.00775022

After 7 iterations the fit converged.
final sum of squares of residuals : 30.7815
rel. change during last iteration : -4.75904e-11

degrees of freedom (ndf) : 64
rms of residuals      (stdfit) = sqrt(WSSR/ndf)      : 0.693514
variance of residuals (reduced chisquare) = WSSR/ndf : 0.480961

Final set of parameters            Asymptotic Standard Error
=======================            ==========================

HuidigGewicht   = 89.8446          +/- 0.4679       (0.5208%)
KiloPerWeek     = -0.143957        +/- 0.02585      (17.95%)
SlowDown        = 0.00775022       +/- 0.0003349    (4.321%)


correlation matrix of the fit parameters:

               Huidig KiloPe SlowDo 
HuidigGewicht   1.000 
KiloPerWeek     0.932  1.000 
SlowDown        0.840  0.976  1.000