Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value t/2, (b) find the critical value z,12, or 40- (c) state that neither the normal distribution nor the t distribution applies. 30- The confidence level is 95%, o = 3694 thousand dollars, and the histogram of 53 player salaries (in thousands of dollars) of football players on a team is as shown. 20- 10- 4000 8000 12000 16000 20000 Salary (thousands of dollars) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. ta/2 = (Round to two decimal places as needed.) O B. Za12 (Round to two decimal places as needed.) Frequency

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