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 critical value z/2, or (c) state that neither the normal40-distribution nor the t distribution applies.30-The confidence level is 99%, o is not known, and the histogram of 57 player salaries (in thousands of dollars) of football players on a team is as shown.20-10-04000 8000 12000 16000 20000Salary (thousands of dollars)Frequency

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Asked Nov 26, 2019
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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 to/2, (b) find the critical value z/2, or (c) state that neither the normal
40-
distribution nor the t distribution applies.
30-
The confidence level is 99%, o is not known, and the histogram of 57 player salaries (in thousands of dollars) of football players on a team is as shown.
20-
10-
0
4000 8000 12000 16000 20000
Salary (thousands of dollars)
Frequency
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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 to/2, (b) find the critical value z/2, or (c) state that neither the normal 40- distribution nor the t distribution applies. 30- The confidence level is 99%, o is not known, and the histogram of 57 player salaries (in thousands of dollars) of football players on a team is as shown. 20- 10- 0 4000 8000 12000 16000 20000 Salary (thousands of dollars) Frequency

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Since the population standard deviation is unknown, (a) t-test is appropriate to find the confidence inter...

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