On Thu, 2009-10-01 at 10:18 -0700, awayguy wrote:
> yes, halo thank you.
> my measure data:
> v2 <- c(0, 2, 4, 6, 6.2, 6.4, 6.6, 6.8, 7, 7.2, 7.4, 7.6, 7.8, 8, 10, 12,
> 14)
> ph2 <- c(12.10, 11.94, 11.68, 11.11, 10.91, 10.74, 10.47, 9.71, 7.1, 4.24,
> 3.3, 3.08, 2.98, 2.86, 2.33, 2.11, 1.98)
>
> with regards
Ok
temp<-data.frame(ph2,v2)
> drm(temp,, fct = LL.4())
A 'drc' model.
Call:
drm(formula = temp, fct = LL.4())
Coefficients:
b:(Intercept) c:(Intercept) d:(Intercept) e:(Intercept)
39.420 2.425 11.487 7.002
--
Bernardo Rangel Tura, M.D,MPH,Ph.D
National Institute of Cardiology
Brazil
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