The most likely conclusion to make if your observed z exceeds the critical value is the _____.
A)null hypothesis is true
B)the population mean is equal to the value specified in the null hypothesis
C)the sample mean is different from the population mean
D)the population mean is different from the value specified in the null hypothesis

Question

Quizplus · Accepted Answer

If the observed z exceeds the critical value, it means that the calculated test statistic falls in the rejection region of the null hypothesis. This indicates that the population mean is different from the value specified in the null hypothesis (i.e., the null hypothesis is rejected). Therefore, option D is the correct choice.

The Most Likely Conclusion to Make If Your Observed Z