Awarding people money for doing well in IQ tests causes them to score better, $10 increased people's score by an average of more than 20 IQ points. IQ tests don’t just measure intelligence - they also measure effort.
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85% of movie actors earn less than $5,000 a year from acting!
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In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
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76% of Americans celebrate New Year's Eve in groups of less than 20.
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The average person falls asleep in seven minutes.
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Only 2% of the worlds population is blonde.
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