If you have the belief that groups are the same, then disparity in representation points to someone putting their finger on the scale (intentional racial discrimination).
If you have the belief that groups are different, then equality in representation points to someone putting their finger on the scale (intentional racial discrimination).
Whether or not this is “seriously wrong” depends largely on whether or not this persons belief is true. I suppose this could be called “racist” but I think that this term is not particularly useful because it is ambiguous, morally-loaded, and seems to point at the belief being false (does a belief stop being racist if it turns out true? I’m not sure).
It is not irrational given this persons beliefs:
If you have the belief that groups are the same, then disparity in representation points to someone putting their finger on the scale (intentional racial discrimination).
If you have the belief that groups are different, then equality in representation points to someone putting their finger on the scale (intentional racial discrimination).
Whether or not this is “seriously wrong” depends largely on whether or not this persons belief is true. I suppose this could be called “racist” but I think that this term is not particularly useful because it is ambiguous, morally-loaded, and seems to point at the belief being false (does a belief stop being racist if it turns out true? I’m not sure).