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    Determining the Statistic

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    Suppose a study is conducted to test the claim, at a 0.05 significance level that a population proportion is 30%. A simple random sample 680 subjects has a proportion of 35%. Determine the test statistic. (round to nearest hundredths as needed).

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    Solution Preview

    Given p^=0.35, n=690 and p=0.30. So, we can compute the test z-statistic


    Solution Summary

    The solution determines the test statistic.