The analogy is to show how knowledge of the mean of a population group does not preclude impartial treatment of any individual in that group.
Or to pick an example with with similar moral connotations: "It's my opinion that black people have higher blood pressure than Asian people on average, but I will treat every patient fairly."
Would this (accurate) opinion prevent a doctor from providing appropriate care to hypertensive Asian patients?
Or to pick an example with with similar moral connotations: "It's my opinion that black people have higher blood pressure than Asian people on average, but I will treat every patient fairly."
Would this (accurate) opinion prevent a doctor from providing appropriate care to hypertensive Asian patients?