Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value t2. (b) find the critical value z12, or (c) state that neither the normal distribution nor 40- the t distribution applies. 30- The confidence level is 99%, a= 3423 thousand dollars, and the histogram of 54 player salaries (in thousands of dollars) of football players on a team is as shown. 20- 10- 0- Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. /2= (Round to two decimal places as needed.) Za/2 = (Round to two decimal places as needed.) OB. O C. Neither the normal distribution nor the t distribution applies.

MATLAB: An Introduction with Applications
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Chapter1: Starting With Matlab
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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.
30-
The confidence level is 99%, o = 3423 thousand dollars, and the histogram of 54 player salaries (in thousands of dollars) of football players on a team is as shown.
20-
10-
4000 8000 12000 1600 20000
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.)
OB.
Za/2 =
(Round to two decimal places as needed.)
O C. Neither the normal distribution nor thet 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. 30- The confidence level is 99%, o = 3423 thousand dollars, and the histogram of 54 player salaries (in thousands of dollars) of football players on a team is as shown. 20- 10- 4000 8000 12000 1600 20000 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.) OB. Za/2 = (Round to two decimal places as needed.) O C. Neither the normal distribution nor thet distribution applies. Frequency
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