Do one of the following, as appropriate. (a) Find the critical value za/2, (b) find the critical value ta/2, (c) state that neither the normal nor the t distribution applies. Confidence level 99%; n=...

Extracted text: Do one of the following, as appropriate. (a) Find the critical value za/2, (b) find the critical value ta/2, (c) state that neither the normal nor the t distribution applies. Confidence level 99%; n= 23; o is unknown; population appears to be normally distributed. 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. t-table Find the critical value. t distribution: Critical t values O A. ta/2 = 2.508 O B. ta/2 = 2.819 Area in One Tail 0.005 0.05 0.10 0.01 0.025 Degrees of Freedom Area in Two Tails 0.05 O C. Za/2 = 2.575 O D. Za/2 = 2.33 0.01 0.10 0.20 0.02 31.821 6.965 4.541 3.747 3.365 3.143 2.998 63.657 12.706 4.303 3.182 2.776 2.571 2.447 2.365 1 6.314 2.920 2.353 2.132 2.015 1.943 1.895 3.078 1.886 1.638 1.533 1.476 1.440 1.415 9.925 5.841 4.604 4.032 3.707 E. Neither normal nor t distribution applies. 6. Click to select your answer and then click Check Answer. 3.499