Wisdom of the crowds

Updated: March 21, 2012, 4:51 PM ET
By AJ Mass | ESPN.com

There's a philosophy that the collective opinion of a large group of people is more accurate than that of any one individual. This is commonly referred to as "the wisdom of the crowd."

You've probably seen an attempt at a practical application of this on the game show "Who Wants to Be a Millionaire." On that program, a contestant who doesn't know the answer to a multiple-choice question can poll the audience to see which answer they believe to be correct. It seems to makes sense ...

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