Displaying 2 results from an estimated 2 matches for "totgermin".
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nogermin
2017 Oct 20
1
Error messages using nonlinear regression function (nls)
...0, 20, 20,
20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20,
20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20,
20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20,
20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20, 20,
20, 20, 20, 20, 20, 20, 20, 20), TotGerminated = c(0, 0, 0, 0,
0, 4, 10, 18, 18, 18, 18, 18, 18, 18, 18, 18, 0, 0, 11, 18, 18,
19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 0, 1, 13, 16, 16, 19,
19, 19, 19, 19, 19, 19, 19, 19, 19, 0, 0, 0, 8, 8, 16, 19, 19,
19, 19, 19, 19, 19, 19, 19, 19, 0, 5, 16, 17, 18, 18, 18, 18,
18, 19, 19, 19, 19, 19, 19,...
2017 Oct 18
4
Error messages using nonlinear regression function (nls)
...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 TotSeeds TotGerminated Prop
1 10 wheat 0 1 0 20 0 0.0
2 10 wheat 1 2 0 20 0 0.0
3 10 wheat 2 3 0 20 0 0.0
4 10 wheat 3 4 0 20 0 0.0
5 10 wheat 4 5...