Per ancient Jewish lore the baby should even turn out a boy if the female orgasms before the man.
Check out the video from Egyptian TV. I would not dismiss the 15 times a day claim out of hand. I can vouch for 7 times a day, for prolonged periods and 5 times a day without effort — and I can’t bend coins with my eyes! Plus I have never had 3 wives — at the same time.