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Mathematics 13 Online
OpenStudy (anonymous):

Suppose you want to know how often people brush their teeth every day, so you take a survey. Explain the survey results would indicate more gleaming smiles than actually exist?

OpenStudy (thatonegirl_):

People lied..?

OpenStudy (anonymous):

Because the people will not be truthful about how often they brush their teeth. They may exgerate.

OpenStudy (thatonegirl_):

yes

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