I read that as assuming that the "bank teller only" answer implied that the person was not a feminist, since most people would assume that being a bank teller does not make you a feminist.
In any case, a bad phrasing to give for a survey.... These questions would be better off being as unambiguous as possible.
Because when you're talking to a real human that wants to hear your thoughts about Linda, it's much, much more likely that this is what they're asking and they didn't word it accurately.
That was the whole point of this particular episode… to highlight that ‘accurately’ involves hidden assumptions that you may or may not share with the listener. And then, try to identify if there is a systemic commonality in those hidden assumptions.
I don't think you're correct. I usually see it presented as evidence that people are modeling probability wrong.
> The conjunction fallacy (also known as the Linda problem) is an inference that a conjoint set of two or more specific conclusions is likelier than any single member of that same set, in violation of the laws of probability.