Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value t, 12. (b) find the critical value za/2, or (c) 40- state that neither the normal distribution nor the t distribution applies. 30- The confidence level is 99%, o is not known, and the histogram of 58 player salaries (in thousands of dollars) of football players on a team is as shown. 20- 10어 4000 8000 1200 Salary (thousands of dol Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. ta/2= (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. kouanba

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7.2.6-T
Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value t12, (b) find the critical value za/2, or (c)
40,
state that neither the normal distribution nor the t distribution applies.
30-
The confidence level is 99%, o is not known, and the histogram of 58 player salaries (in thousands of dollars) of football players on a team is as shown.
20-
10-
0-
4000 8000 12000 1600 2000
Salary (thousands of dollars)
Select the correct choice below and, if necessary, fill in the answer box to complete your choice.
O A. ta/2=
(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.
Transcribed Image Text:Question Help v 7.2.6-T Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value t12, (b) find the critical value za/2, or (c) 40, state that neither the normal distribution nor the t distribution applies. 30- The confidence level is 99%, o is not known, and the histogram of 58 player salaries (in thousands of dollars) of football players on a team is as shown. 20- 10- 0- 4000 8000 12000 1600 2000 Salary (thousands of dollars) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. ta/2= (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.
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