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    Past surveys revealed that 30 percent of the tourists going to Atlantic City to gamble during a weekend spent more than $1,000. Management wants to update thatpercentage.

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    a. Using the .90 degree of confidence, management
    wants to estimate the percentage of the tourists
    spending more than $1,000 within 1 percent. What
    sample size should be employed?
    b. Management said that the sample size suggested in
    part a is much too large. Suggest something that
    could be done to reduce the sample size. Based on
    your suggestion, recalculate the sample size.

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    https://brainmass.com/statistics/sample-size-determination/past-surveys-revealed-percent-tourists-132949

    Solution Preview

    a. Sample size - proportion

    0.01 E, error tolerance
    0.3 estimated population ...

    Solution Summary

    The expert uses the .90 degree of confidence, management
    wants to estimate the percentage of the tourists
    spending more than $1,000 within 1 percent. What
    sample size should be employed?

    $2.19

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