When I said, we control the bias I meant we can control for it when we try to make a model as unbiased as possible. I think we can do that well even if the resu

When I said, we control the bias I meant we can control for it when we try to make a model as unbiased as possible. I think we can do that well even if the result will never be completely unbiased. When it comes to giving a model a deliberate bias I agree with you.