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Mathematics, 18.01.2020 06:31 am2334

Suppose you want to know how often people brush their teeth every day, so you take a survey. explain why the survey results would indicate far more gleaming smiles than actually exist. (in fact, such a survey would indicate about twice as much brushing as actually happens.)

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Suppose you want to know how often people brush their teeth every day, so you take a survey. explain...

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