Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value t2 (b) find he critical value za/2, or (C) state that neither the normal distribution nor the t distribution applies. 40- 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 eam is as shown. 20- 10- 0- 4000 8000 Salary (thousa 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. Za12 (Round to two decimal places as needed.) OC. Neither the normal distribution nor the t distribution applies. ouanbar

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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,2, or (c) state that neither the normal distribution nor the t distribution applies.
40-
30
The confidence level is 99%, o is not known, and the histogram of 58 player salarles (in thousands of dollars) of football players on a
20-
team is as shown.
10-
0.
4000
Salary (thousands of dollars)
8000 12000 16000 20000
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.)
B.
Zal2=
(Round to two decimal places as needed.)
OC. Neither the normal distribution nor the t distribution applies.
Frequency
Transcribed Image Text: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,2, or (c) state that neither the normal distribution nor the t distribution applies. 40- 30 The confidence level is 99%, o is not known, and the histogram of 58 player salarles (in thousands of dollars) of football players on a 20- team is as shown. 10- 0. 4000 Salary (thousands of dollars) 8000 12000 16000 20000 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.) B. Zal2= (Round to two decimal places as needed.) OC. Neither the normal distribution nor the t distribution applies. Frequency
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