[R] [FORGED] Regression with factors ?

[stn021]

2016-07-13 20:09 GMT+02:00 Jeff Newmiller <jdnewmil at dcn.davis.ca.us>:
> The formula interface as used in lm and nls searches for separate
> coefficients for each variable.. it will take someone more clever than I to
> figure out how to get the formula interface to think of two variables as
> instances of one factor.
>
> However, R can do nonlinear optimization just fine:
...

Hello Jeff, hello all,


thank you. This appears to be what I was looking for.


Is there a straightforward way to test for significance ?


THX,
stn