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7 August, 09:20

Results of a poll of a random sample of 3003 American adults showed that 20% do not know that caffeine contributes to dehydration. The poll was conducted for the Nutrition Information Center and had a margin of error of ± 1.4%. (a) Does the margin of error take into account any problems with the wording of the survey question, interviewer errors, bias from sequence of questions, and so forth?

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  1. 7 August, 11:48
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    Check the explanation

    Step-by-step explanation:

    The margin of error does not take into account any problems with the wording of the survey question, interview errors, bias from sequence of questions, and so forth.

    The margin of error reflects the difference between p (sample proportion) and P (Population proportion).
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