Which of the following is correct regarding means falling within the region of rejection when the critical values are $\pm 1.96 ?$
A)It is likely they represent the population under study.
B)They have a high relative frequency.
C)They occur with a probability of 95%.
D)They occur with a probability of 5%.

Question

Quizplus · Accepted Answer

Means falling within the region of rejection when the critical values are ±1.96 occur with a probability of 5%. This is because the critical values of ±1.96 correspond to a 95% confidence interval in a normal distribution, leaving 5% in the tails (2.5% in each tail) for the region of rejection.

Which of the Following Is Correct Regarding Means Falling Within ±1.96?\pm 1.96 ?±1.96?

Which of the Following Is Correct Regarding Means Falling Within $\pm 1.96 ?$