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    Population means

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    The null and alternative hypotheses are:
    Ho:u1=u2
    H1: u1=u2
    A random sample of 15 observations from the first population revealed a sample mean of 350 and a sample standard deviation of 12. a random sample of 17 observations from the second population revealed a sample mean of 342 and a sample standard deviation of 15. at the .10 significance level, is there a difference in the population means?

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    https://brainmass.com/statistics/hypothesis-testing/finding-population-means-83029

    Solution Preview

    A random sample of 15 observations from the first population revealed a sample mean of 350 and a sample standard deviation of 12. a random sample of 17 observations from the second population revealed a sample mean of 342 and a sample standard deviation of 15. At the .10 significance ...

    Solution Summary

    This shows how to figure out if there is a difference in population means.

    $2.19

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