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    Test statistic

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    A sample of 25 households in Prolific City revealed a mean of 7.5 residing members and a standard deviation of 3. If the mean household size for the nation is 4.2, what is the value of the test statistic?

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    https://brainmass.com/statistics/hypothesis-testing/find-test-statistic-32316

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    A sample of 25 households in Prolific City revealed a mean of 7.5 residing members and a standard deviation of 3. If the mean household size for the nation is 4.2, what is the value of the test ...

    Solution Summary

    This problem shows how to find the test statistic when conducting a hypothesis test regarding a population mean.

    $2.19

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