(d) Decide whether to reject or fail to reject the null hypothesis. A. Fail to reject H, because the standardized test statistic is in the rejection region. B. Reject Ho because the standardized test...

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Reject / fail to rejectH0. At the 4​% significance​ level, thereis / is notenough evidence toreject / supportthe claim.

Extracted text: (d) Decide whether to reject or fail to reject the null hypothesis. A. Fail to reject H, because the standardized test statistic is in the rejection region. B. Reject Ho because the standardized test statistic is in the rejection region. C. Fail to reject Ho because the standardized test statistic is not in the rejection region. D. Reject Ho because the standardized test statistic is not in the rejection region. (e) Interpret the decision in the context of the original claim. At the 5% significance level, there enough evidence to the claim that the mean monthly residential electricity consumption in a certain region kWh.