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A comment on Khan Academy Gets 5 Million to Expand Faculty & Platform & to Build a School. Parent comment

Re:Khan Academy Gets 5 Million to Expand Faculty & Platform ... by gujk on Sunday November 06, 2011 @10:42AM (#3202893)
They are still a subset of American schools.. if KA wins an A/B test wiher both A and B are at those schools, it is still a win. But the control had better be the same school!
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