why are interaction terms opposite to main variable why does interaction term have opposite sign why is there an interaction term with opposite sign what is it that makes an interaction term opposite the main variable in a function why does interaction has opposite sign why does interaction terms always have opposite signs compared to the main variable? why interaction terms always have opposite sign why does interaction terms always have opposite sign why does interaction terms always have opposite sign in a model why does the interaction terms have opposite sign which term always has opposites what is it when the interaction term has opposite sign compared to the main variable why does interaction have opposite sign when you add interaction terms, they always have opposite signs why does interaction term always have opposite sign which variable has opposite sign and difference between main variable and interaction term why does my interaction term always have opposite sign what is the relationship between interaction and the main variable why does interaction term always have opposite sign which term of the interaction terms always has the opposite sign