The critical values for a two-tailed z-test,given a significance level of 0.05,would be ________.
A) -1.65 and 1.65
B) -4.0 or 4.0
C) -1.25 or 1.25
D) -1.71 or 1.71
E) -1.96 and 1.96

Question

Quizplus · Accepted Answer

For a two-tailed test with a significance level of 0.05, the critical values are located at ±1.96 standard deviations from the mean of the sampling distribution. Therefore, the correct answer is E.

The Critical Values for a Two-Tailed Z-Test,given a Significance Level