What is the critical value?
a. The outer end of the region of rejection
b. The inner edge of the region of rejection
c. The absolute value of the entire region of rejection
d. The value of z needed to conclude that the population mean occurred by chance
Question 2
Which of the following is the criterion that psychologists usually use to determine the likelihood that a sample mean was obtained by chance?
a. p = 0.005 c. p = 0.50
b. p = 0.05 d. p = 0.01