Question: Consider the e billing case The mean and the standard

Consider the e- billing case. The mean and the standard deviation of the sample of 65 payment times are 18.1077 and 3.9612, respectively.
(1) Test H0: μ < 19.5 versus Ha: μ < 19.5 by setting a equal to .01 and using a critical value rule.
(2) Interpret the (computer calculated) p-value of .0031 for the test. That is, explain how much evidence there is that H0 is false.

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  • CreatedMay 28, 2015
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