YSK: The Simpson's Paradox is a phenomenon where a trend shows up in one group, then disappears when combined with another. (Laymen's terms--there is a more extensive definition).
from /r/YouShouldKnow
YSK: The Simpson's Paradox is a phenomenon where a trend shows up in one group, then disappears when combined with another. (Laymen's terms--there is a more extensive definition).