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Some midterm polls were on target, but finding which pollsters to believe can be tough
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Archives: March 19, 2013

Cheap, easy-to-use hardware is making it simple for journalists to create their own data sets. But what should they do with them?
“If you rely only on user reviews to make your purchases, you’re on your own to figure out how to synthesize dozens of discordant comments. Does one super-negative review annul numerous glowing squibs? Do 10 positive reviews mean a product is likely worth buying?” Kimberly D. Kleman