Re: [R] Questions on factors in regression analysis

2009-08-20 Thread guox
> > On Aug 20, 2009, at 4:07 PM, g...@ucalgary.ca wrote: > >>> >>> On Aug 20, 2009, at 3:42 PM, g...@ucalgary.ca wrote: >>> Thanks! > > On Aug 20, 2009, at 1:46 PM, g...@ucalgary.ca wrote: > >> I got two questions on factors in regression: >> >> Q1. >> In a table, t

Re: [R] Questions on factors in regression analysis

2009-08-20 Thread David Winsemius
On Aug 20, 2009, at 4:07 PM, g...@ucalgary.ca wrote: On Aug 20, 2009, at 3:42 PM, g...@ucalgary.ca wrote: Thanks! On Aug 20, 2009, at 1:46 PM, g...@ucalgary.ca wrote: I got two questions on factors in regression: Q1. In a table, there a few categorical/factor variables, a few numerical

Re: [R] Questions on factors in regression analysis

2009-08-20 Thread guox
> > On Aug 20, 2009, at 3:42 PM, g...@ucalgary.ca wrote: > >> Thanks! >>> >>> On Aug 20, 2009, at 1:46 PM, g...@ucalgary.ca wrote: >>> I got two questions on factors in regression: Q1. In a table, there a few categorical/factor variables, a few numerical variables and

Re: [R] Questions on factors in regression analysis

2009-08-20 Thread David Winsemius
On Aug 20, 2009, at 3:42 PM, g...@ucalgary.ca wrote: Thanks! On Aug 20, 2009, at 1:46 PM, g...@ucalgary.ca wrote: I got two questions on factors in regression: Q1. In a table, there a few categorical/factor variables, a few numerical variables and the response variable is numeric. Some

Re: [R] Questions on factors in regression analysis

2009-08-20 Thread guox
Thanks! > > On Aug 20, 2009, at 1:46 PM, g...@ucalgary.ca wrote: > >> I got two questions on factors in regression: >> >> Q1. >> In a table, there a few categorical/factor variables, a few numerical >> variables and the response variable is numeric. Some factors are >> important >> but others not.

Re: [R] Questions on factors in regression analysis

2009-08-20 Thread David Winsemius
On Aug 20, 2009, at 1:46 PM, g...@ucalgary.ca wrote: I got two questions on factors in regression: Q1. In a table, there a few categorical/factor variables, a few numerical variables and the response variable is numeric. Some factors are important but others not. How to determine which cate

[R] Questions on factors in regression analysis

2009-08-20 Thread guox
I got two questions on factors in regression: Q1. In a table, there a few categorical/factor variables, a few numerical variables and the response variable is numeric. Some factors are important but others not. How to determine which categorical variables are significant to the response variable?