Do 9 out of 10 dentists really recommend that toothpaste?

You've probably heard claims like 9 out of 10 dentists recommend so-and-so toothpaste. But how can you tell what's a marketing ploy versus a solid statistic? In this episode, Mona shares three questions to ask yourself when you're faced with a suspicious statistic. (You don't need your wisdom teeth to figure it out!) Want to hear more from Mona? Check out her podcast Am I Normal? with Mona Chalabi, from the TED Audio Collective.