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Mathematics, 19.07.2019 18:10 ramose7021

Adentist wants to find out how often her patients floss their teeth. which samples are biased? check all that apply. all her patients patients with no cavities patients younger than 18 every 20th patient every patient with braces

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Adentist wants to find out how often her patients floss their teeth. which samples are biased? chec...
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