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    95% Confidence interval for mail ad preferences

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    A survey showed that out of 200 adults 51% of adults prefer to receive advertisement through the mail. Construct a 95 % confidence interval for the proportion of adults who prefer to receive ads through the mail.

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    https://brainmass.com/statistics/confidence-interval/confidence-interval-mail-ad-preferences-187137

    Solution Preview

    Problem:

    A survey showed that out of 200 adults 51% of adults prefer to receive advertisement through the mail. . Construct a 95 % confidence interval for the proportion of adults who prefer to receive ads through the mail.

    Solution:
    Given that n = 200
    Proportion ...

    Solution Summary

    Attached Word doc shows the steps to constructing a confidence interval for the proportion of adults preferring mail advertisements.

    $2.19

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