The Knicks are 5-0 under Woodson and though it's a small sample size it's worth noting that no team has allowed fewer than 87.5 points per game this season.

WSJ: The Knicks' Defensive Revolution

Twitter's sample size was simply too small.

CNN: How do you feel about Romney and Obama? Ask the 'Twindex'

RAINN's count of pregnancies is based on Justice's victimization survey from 2004-05, in part because the CDC's survey has a smaller sample size, says Scott Berkowitz, RAINN's president and founder.

WSJ: Pregnancies From Rape Prove Tough to Count