> Cheers
> Petr
>> -Original Message-
>> From: Martin Maechler [mailto:maech...@stat.math.ethz.ch]
>> Sent: Friday, October 20, 2017 1:04 PM
>> To: PIKAL Petr
>> Cc: Wall, Wade A ERDC-RDE-CERL-IL CIV ; r-
]
> >
> > Wade
> >
> > -----Original Message-----
> > From: PIKAL Petr [mailto:petr.pi...@precheza.cz]
> > Sent: Thursday, October 19, 2017 1:21 AM
> > To: Wall, Wade A ERDC-RDE-CERL-IL CIV ; r-
> > h...@r-project.org
> > Subject: RE: Error messages
rg
> Subject: Re: [R] Error messages using nonlinear regression function (nls)
>
> >>>>> PIKAL Petr
> >>>>> on Fri, 20 Oct 2017 06:33:36 + writes:
>
> > Hi
> > Keep your messages in the list, you increase your chance to get s
> PIKAL Petr
> on Fri, 20 Oct 2017 06:33:36 + writes:
> Hi
> Keep your messages in the list, you increase your chance to get some
answer.
> I changed your data to groupedData object (see below), but I did not find
any problem in it.
> plot(wlg)
> gives reas
It is not a variable in germination data set so we do not know how you did the
> computation.
>
> My wild guess is, that your Prop do not follow logistic curve and therefore no
> results from nlsList
>
> Cheers
> Petr
>
>
> > -Original Message-
> &g
R-help [mailto:r-help-boun...@r-project.org] On Behalf Of Wall, Wade A
> ERDC-RDE-CERL-IL CIV
> Sent: Wednesday, October 18, 2017 5:58 PM
> To: r-help@r-project.org
> Subject: [R] Error messages using nonlinear regression function (nls)
>
> Hi all,
>
> I am trying to use
Hi all,
I am trying to use nonlinear regression (nls) to analyze some seed germination
data, but am having problems with error codes.
The data that I have closely matches the germination dataset included in the
drc package.
Here is the head of the data
temp species start end germinated TotS
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