[R] Mixed models and missing p-value...

I tried another model (mod2<-lmer(nb ~ site + (1|patelle),tr,family=poisson)), D.F. and p-values were given... Thank you in advance. Very sincerely, Simon BLANCHET Simon PhD student Université Laval - Québec-Océan / CIRSA Pavillon Alexandre-Vachon Local 8022 Québec (Québec), Canada G1K 7P

[R] Stepwise selection and F-enter anf F-remove values

is using to enter and then to remove variables? I also would like which is the procedure to change such levels? For instance, how to use a critical/levels of 0.05/0.10? Many thanks in advance! Very sincerely, Simon Blanchet BLANCHET Simon PhD student Université Laval - Québec-Océan / CIRSA P