Just stick them all in as independent variables. The effect of each
variable is assessed controlling for all other variables in the model.
On 22 July 2011 22:58, Rachel Lowdon <[log in to unmask]> wrote:
> Dear all,
>
> I'm trying to do a regression analysis in spss v19 with one independent
> variable and one dependent variable, whilst controlling for the effects of
> two other variables. I can't work out how to add the co-variates into the
> equation in this version (19) and was wondering if anyone could help me?!
>
> Thanks,
>
> Rachel
>
|