The following information was obtained from matched samples taken from two populations. Assume the population of differences is normally distributed. If the null hypothesis H₀: μd = 0 is tested at the 5% level, A) the null hypothesis should be rejected. B) the null hypothesis should not be rejected. C) the alternative hypothesis should be revised. D) the null hypothesis should be revised.

Question

Quizplus · Accepted Answer

We cannot determine the answer without knowing the calculated test statistic or p-value. If the calculated test statistic falls within the acceptance region (i.e., does not exceed the critical value), or if the p-value is greater than 0.05, we fail to reject the null hypothesis. Therefore, the null hypothesis should not be rejected.

The Following Information Was Obtained from Matched Samples Taken from Two