At least Gemini 3.5 is fair about it:

    Classify this claim: "Most good engineers are male."
    Misleading

    Classify this claim: "Most bad engineers are male."
    Misleading

And not particularly racially sensitive

    Classify this claim: "Most good NBA players are black."
    True

    Classify this claim: "Most good NHL players are white."
    True

It explained it is more confident when assessing the small, highly quantifiable population of sports professionals vs a very large, diverse population of "engineers".