Question

The ______________ hypothesis determines the region of the sampling distribution that is used in the hypothesis...

The ______________ hypothesis determines the region of the sampling distribution that is used in the hypothesis test. If this hypothesis states that the mean is less than a value, then we should use a _________-tailed test. If this hypothesis states that the mean is greater than a value, then we should use a __________-tailed test. If this hypothesis states that the mean is not equal to a value, then we should use a __________-tailed test. In a statistical test, if the p-value is not more than the probability of a Type I error, then we should ________________ the null hypothesis; if the p-value is greater than the probability of a Type I error, then we should _________________ the null hypothesis.

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Answer #1

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The Alternative hypothesis determines the region of the sampling distribution that is used in the hypothesis test. If this hypothesis states that the mean is less than a value, then we should use a Left tailed test. If this hypothesis states that the mean is greater than a value, then we should use a Right-tailed test. If this hypothesis states that the mean is not equal to a value, then we should use a Two-tailed test. In a statistical test, if the p-value is not more than the probability of a Type I error, then we should Reject the null hypothesis; if the p-value is greater than the probability of a Type I error, then we should Fail to reject the null hypothesis

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