To over-generalize: one-on-one teaching results in results that are about 2 stan...

		bryanlarsen on July 27, 2012 \| parent \| context \| favorite \| on: Sal Khan responds to critic To over-generalize: one-on-one teaching results in results that are about 2 standard deviations better than normal. Home schooling results are about 1 standard deviation better than normal.