Re: [R] NaNs in Nested Mixed Model

2011-03-17 Thread Johan Stenberg
lmer Fisher > > The plural of anecdote is not data. > ~ Roger Brinner > > The combination of some data and an aching desire for an answer does not > ensure that a reasonable answer can be extracted from a given body of data. > ~ John Tukey > > >> -Oorspronkelijk

Re: [R] NaNs in Nested Mixed Model

2011-03-09 Thread ONKELINX, Thierry
rg] Namens Johan Stenberg > Verzonden: dinsdag 8 maart 2011 16:52 > Aan: r-help@r-project.org > Onderwerp: [R] NaNs in Nested Mixed Model > > Dear R users, > > I have a problem with something called "NaNs" in a nested mixed model. > > The background is that I h

[R] NaNs in Nested Mixed Model

2011-03-08 Thread Johan Stenberg
Dear R users, I have a problem with something called "NaNs" in a nested mixed model. The background is that I have studied the number of insect nymphs emerging from replicated Willow genotypes in the field. I have 15 replicates each of 4 Willow genotypes belonging two 2 Willow species. Now I want