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    Null and Alternative hypothesis

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    A taxicab company claims that the mean travel time between two destinations is about 21 minutes. You work for the bus company and want to reject this claim. How would you write the null and alternative hypotheses?

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    This solution is comprised of a detailed explanation of null and alternative hypothesis. In this solution, step-by-step explanation of this complicated topic provides students with a clear perspective of defining null and alternative hypothesis.