Homework: Section 7.3 Confidence Interval for a Population M Save Score: 0 of 1 pt 2 of 16 (1 complete) HW Score: 6.25%, 1 of 16 pts 7.3.6 i Question Help To construct a confidence interval using the given confidence level, do whichever of the following is appropriate. (a) Find the critical value Zx /2, (b) find the critical value to /2, or (c) state that neither the normal nor the t distribution applies. 99%; n = 400; o is unknown; population appears to be skewed Click here to view a table of critical t-values. Click here to view page 1 of the standard normal table. Click here to view page 2 of the standard normal table. Choose the correct answer below. O A. Zu/2 = 1.645 O B. tax/ 2 = 2.588 O C. Zu/2 = 2.575 O D. ta/2 = 1.649 O E. Neither the normal nor the t distribution applies