Suppose we test the difference between two proportions at the 0.05 level of significance.If the computed z is -1.07,what is our decision?
A)Reject the null hypothesis
B)Do not reject the null hypothesis
C)Take a larger sample
D)Reserve judgment

Question

Quizplus · Accepted Answer

At the 0.05 level of significance, the critical value for a two-tailed test is ±1.96. Since the computed z of -1.07 is not less than the critical value of -1.96, we fail to reject the null hypothesis. Therefore, our decision is to not reject the null hypothesis.

Suppose We Test the Difference Between Two Proportions at the 0.05