Determine the upper-tail critical value to /2 in each of the following circumstances. a. 1 - a = 0.99, n = 58 d. 1 - a = 0.99, n = 68 b. 1 - a =0.95, n = 58 e. 1 - a = 0.90, n = 11 c. 1 - a =0.99, n = 44 Click here to view page 1 of the table of critical values for the t distribution. Click here to view page 2 of the table of critical values for the t distribution. a. t= (Round to four decimal places as needed.) b. t= (Round to four decimal places as needed.) c. t= (Round to four decimal places as needed.) d. t= (Round to four decimal places as needed.) e. t= (Round to four decimal places as needed.)