First off, it's not a question of the sites valaditiy, because he only did two tests, it's impossible to conclude if this theory is correct while basing it on only two women.
Although if I had to make a choice I would say False. Theres just too many variables involved, the womans past experiences, her tollerance for bs, her self esteem--or lack of, and how physically attracted she is to the guy. Not too mention a billion others.
Razore, you could always go out and try it =/