[R] Step and stepAIC

2009-05-07 Thread Peter-Heinz Fox
Hi all,   I’m using "step" and "stepAIC" for stepwise regression. After each step, I would like to make an additional calculation based on the independent variables that have been selected until this step and their corresponding weights. Where do I have to add this calculation?   And a secon

[R] Stepwise logistic regression with significance testing - stepAIC

2009-05-05 Thread Peter-Heinz Fox
;) > #LR Test > print(my.anova$P[2]) [1] 0.1121783 >     Is there an alternative function or a possible way of checking if the added variable and the new model are significant within the regression steps?   Thanks in advance for your help   Regards   Peter-Heinz Fox

[R] Stepwise logistic Regression with significance testing - stepAIC

2009-05-05 Thread Peter-Heinz Fox
;) > #LR Test > print(my.anova$P[2]) [1] 0.1121783 >     Is there an alternative function or a possible way of checking if the added variable and the new model are significant within the regression steps?   Thanks in advance for your help   Regards   Peter-Heinz Fox

[R] Stepwise logistic regression with significance testing - stepAIC

2009-05-05 Thread Peter-Heinz Fox
;) > #LR Test > print(my.anova$P[2]) [1] 0.1121783 >     Is there an alternative function or a possible way of checking if the added variable and the new model are significant within the regression steps?   Thanks in advance for your help   Regards   Peter-Heinz Fox