Re: [R] Standard errors from a randomization test?

2010-01-11 Thread jjh
Standard errors for the coefficients. Thanks! Tal Galili wrote: Hi jjh, I wasn't able to understand: for what statistic do you want the standard error for? (The coefficients, the R^2 ?) Tal Contact Details

[R] Standard errors from a randomization test?

2010-01-08 Thread jjh
Hello- Is it possible to estimate standard errors for a multiple regression model using a randomization test approach? I have seen a lot on using the procedure to get a test statistic, but nothing that talks about getting actual standard errors. Is this possible? How might I do this in R? Thank

[R] Notification of false convergence with lmer()

2009-12-11 Thread jjh
I am running the lmer() command in a for loop and occasionally a particular iteration is producing the false convergence warning. I would like to be able to mark these iterations with a dummy variable, but I can't find any other notification besides the warning message, which, in a for loop, only