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This tag describes the process of creating a statistical or machine learning model. Always add a more specific tag.

21 votes
4 answers
37k views

Can I simply remove one of two predictor variables that are highly linearly correlated?

Using Pearson's Correlation Coefficient, I have several variables that are highly correlated ($\rho = 0.978$ and $\rho = 0.989$ for 2 pairs of variables that are in my model). The reason some of the …
TheCloudlessSky's user avatar
34 votes
1 answer
25k views

Is interaction possible between two continuous variables?

All of my variables are continuous. There are no levels. Is it possible to even have interaction between the variables?
TheCloudlessSky's user avatar