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oh_fit2
2011 Jan 24
0
tolerance limits for nls predicted values
...eved convergence tolerance: 8.727e-06
> tol<-nlregtol.int(oh_fit2,side = 2, alpha = 0.05, P = 0.95)
The following object(s) are masked from 'temp (position 3)':
a, b, c, d
Error in deriv.formula(form, beta.names) :
Function 'SSfpl' is not in the derivatives table
> oh_fit3<-nls(MBB ~ a + ((b - a)/(1 + exp((c-AGE)/d))), start = list(a =
10, b = 35, c = 65, d = 10))
> oh_fit3
Nonlinear regression model
model: MBB ~ a + ((b - a)/(1 + exp((c - AGE)/d)))
data: parent.frame()
a b c d
9.307 36.421 67.982 12.815
residual sum-of-squares...