Those two are probably not uncorrelated either. For homeschooling to be good, you'd need parents who are sufficiently knowledgeable and well-rounded and have enough time to invest.
(Though I get the impression that there are plenty of kids who are also homeschooled because their parents are determined to "save" them from things like learning about evolution.)
(Though I get the impression that there are plenty of kids who are also homeschooled because their parents are determined to "save" them from things like learning about evolution.)