Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value to/2, (b) find the 1.6- critical value za/2, or (c) state that neither the normal distribution nor the 0.8- distribution applies. 0.4- 0 - N -0.4 4290 8400 12600-16800-24000 The confidence level is 90%, o is not known, and the normal quantile -0.8- plot of the 17 salaries (in thousands of dollars) of basketball players on a -1.2- -1.6 team is as shown. -21. X Values Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. talz= (Round to two decimal places as needed.) O B. Za/2= (Round to two decimal places as needed.) O C. Neither the normal distribution nor the t distribution applies. is Get more help - Clear all Check answer tv 4 W Search or type URL + & 5 6 7 8 O