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Answer.... A z-test is used to perform test on mean with alternative hypothesis, H1, that the mean is not equal to 4. The test yields

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A z-test is used to perform test on mean with alternative hypothesis, H1, that the mean is not equal to 4. The test yields a test statistic Zo = -8.34. Approximate the p-value of the test and the corresponding conclusion on the null hypothesis Ho. O P-value = 0, reject Ho- O P-value = 0, do not reject Ho O P-value = 1, reject Ho. O P-value = 1, do not reject Ho

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