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    The 5-Step Hypothesis Test

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    Describe the 5-Step Hypothesis Test for a particular claim related to your work or life environment. (This should be a test of one-sample mean or one-sample proportion. The test may be based on a large or a small sample. The decision rule may be based on critical values, or on the p-value.) You need to state the claim, define the null and alternative hypotheses, identify the test significance and the test statistic, and state the decision rule that will be used -- and be very specific about each.

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    The new director joined recently felt that the customers were waiting too long to get their service completed. After collecting some data, he determined that the mean wait time was 28 minutes. He felt this time period was excessive and he instituted new procedures to streamline the process. One month later, a sample of 127 customers was selected. The mean wait time recorded was 26.9 minutes and the standard deviation of the ...

    Solution Summary

    The 5-step hypothesis test is performed.