[plurinshael]

Multivariate vs univariate analysis of variance is not at all a simple set of ideas. There's a ton of deep abstraction there, both on the side of statistical analysis as well as the theoretical underpinnings of large-dimensional spaces (and for that matter, interrelationships between variables). But moreover, he was dropping the concept casually, and medium provocatively by saying "the gender gap doesn't exist"--she was having to process "is this fool serious??" at the same time as a technical scientific argument.

Put yourself in her shoes. He was appearing to deny a widely reported phenomenon that is but one aspect of the repression women face in our culture. That would be frustrating.