ITT I ask libfags questions

1) Is it wrong to discriminate against certain groups, on the sole basis of skin colour (and not race), by cognitive ability? Please explain why your position position is backed by science. Refrain from answering unless you have a minimal understanding of statistics, please.

Moar questions to follow later, because I feel I'm going to have to deal with a lot of morons with this simple one.

On average some ethnicities are smarter, faster, bigger, exc, but its not true for all people of that ethnic descent. On average asians are shorter than those of european decent, but are all asians shorter?