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Old 11-29-2007, 04:19 PM   #5
Clodfobble
UNDER CONDITIONAL MITIGATION
 
Join Date: Mar 2004
Location: Austin, TX
Posts: 20,012
Selection bias means you are not choosing random people to ask.

For example, let's say I wanted to find out how popular the Cellar was compared to other websites, so I posted a poll on the Cellar about it. My results would show that almost 100% of people think the Cellar is awesome! But that would be utterly false because of selection bias.

Last edited by Clodfobble; 11-29-2007 at 05:27 PM. Reason: holy grammar, Batman!
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