Assume that we want to construct a confidence interval. Do one of the following, as appropriate:...
| Assume that we want to construct a confidence interval. Do one
of the following, as appropriate: (a) find the critical value
t Subscript alpha divided by 2tα/2, (b) find the critical value z Subscript alpha divided by
2zα/2, (c) state that neither the normal distribution nor the t distribution applies.The confidence level is 90%, sigmaσ is not known, and the histogram of 57 player salaries (in thousands of dollars) of football players on a team is as shown. |
Homework Answers
Solution :
Given that,
= 1 - 0.90 =
0.10
/ 2 = 0.05
n = 57
df = 57 - 1 = 56
t 0.05,54 = 1.674
Add Answer to:
Assume that we want to construct a confidence interval. Do one
of the following, as appropriate:...
Assume that we want to construct a confidence interval. Do one of the following, as appropriate:...
Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value tα / 2, (b) find the critical value zα / 2, or (c) state that neither the normal distribution nor the t distribution applies.The confidence level is 95 %, σ is not known, and the histogram of 61 player salaries (in thousands of dollars) of football players on a team is as shown.Select the correct choice below and, if...
Assume that we want to construct a confidence interval. Do one of the following, as appropriate....
Assume that we want to construct a confidence interval. Do one of the following, as appropriate. (a) find the critical value /2. (b) find the critical value zq/2. or (c) state that neither the normal distribution nor the t distribution applies 4 The confidence level is 99%, σ is not known, and the histogram of 61 player salaries (in thousands of dollars) of football players on a team is as shown. 20 10 4000 6000 12600 1660 20000 Salary (thousands...
Assume that we want to construct a confidence interval Do one of the following, as appropriate:...
Assume that we want to construct a confidence interval Do one of the following, as appropriate: (a) find the critical value 1/2. (b) find the critical value 2/2, or (c) state that neither the normal distribution northet distribution applies The confidence level is 90%, is not known, and the histogram of 62 player salaries in thousands of dollars) of football players on a team is as shown Frequency Ó 4000 8000 12000 16000 20000 Salary(thousands of dollars) Select the correct...
Assume that we want to construct a confidence interval. Do oneof the following:The confidence...
Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value tα/2, (b) find the critical value zα/2, or (c) state that neither the normal distribution nor the t distribution applies. The confidence level is 99 %, σ=3873 thousand dollars, and the histogram of 67 player salaries (in thousands of dollars) of football players on a team is as shown.
Assume that we want to construct a confidence interval. Do one of the following, as appropriate:...
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 thet distribution applies. 30- The confidence level is 90%, o= 3695 thousand dollars, and the histogram of 60 player salaries (in thousands of dollars) of football players on a team is as shown. 20- 10- 0- 4000 8000 12000 1600 20000 Salary (thousands...
40 * 7.2.7-T Assume that we want to construct a confidence interval. Do one of the...
40 * 7.2.7-T Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value ta/2. (b) find the critical value Za/2, or (c) state that neither the normal distribution nor the distribution applies The confidence level in 90%, = 3600 thousand dollars, and the histogram of 58 player salaries (in thousands of dollars) of football players on a team is as shown 30- 20- 10 4000 Salary
Assume that we want to construct a confidence interval.
Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value tα/2, (b) find the critical value zα/2, or (c) state that neither the normal distribution nor the t distribution applies.The confidence level is 95 %, σ=3848 thousand dollars, and the histogram of 57 player salaries (in thousands of dollars) of football players on a team is as shown.Select the correct choice below and, if necessary, fill in the answer...
Assume that we want to construct a confidence interval. Do one of the following, as appropriate:...
Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value 1/2. (b) find the critical value Za/2, or (c) state that neither the normal distribution nor the distribution applies. The confidence level is 95%, o is not known, and the histogram of 53 player salaries (in thousands of dollars) of football players on a team is as shown. 30 Frequency 20 10 o- 0 4000 8000 12000 16000 20000...
Assume that we want to construct a confidence interval.
Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value tα/2. (b) find the critical value Zα/2, or (C) state that neither the normal distribution nor the distribution applies. The confidence level is 95%, o is not known, and the histogram of 56 player salaries in thousands of dollars) of football players on a team is as shown. Select the correct choice below and, if necessary, fill in the answer box...
Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value tα/2
Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value tα/2, (b) find the critical value zα/2, or (c) state that neither the normal distribution nor the t distribution applies.The confidence level is 90%, σ=3347 thousand dollars, and the histogram of 56 player salaries (in thousands of dollars) of football players on a team is as shown.Select the correct choice below and, if necessary, fill in the answer box to...
Assume that we want to construct a confidence interval. Do one of the following, as appropriate. (a) find the critical value /2. (b) find the critical value zq/2. or (c) state that neither the normal distribution nor the t distribution applies 4 The confidence level is 99%, σ is not known, and the histogram of 61 player salaries (in thousands of dollars) of football players on a team is as shown. 20 10 4000 6000 12600 1660 20000 Salary (thousands...
Assume that we want to construct a confidence interval Do one of the following, as appropriate: (a) find the critical value 1/2. (b) find the critical value 2/2, or (c) state that neither the normal distribution northet distribution applies The confidence level is 90%, is not known, and the histogram of 62 player salaries in thousands of dollars) of football players on a team is as shown Frequency Ó 4000 8000 12000 16000 20000 Salary(thousands of dollars) Select the correct...
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 thet distribution applies. 30- The confidence level is 90%, o= 3695 thousand dollars, and the histogram of 60 player salaries (in thousands of dollars) of football players on a team is as shown. 20- 10- 0- 4000 8000 12000 1600 20000 Salary (thousands...
40 * 7.2.7-T Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value ta/2. (b) find the critical value Za/2, or (c) state that neither the normal distribution nor the distribution applies The confidence level in 90%, = 3600 thousand dollars, and the histogram of 58 player salaries (in thousands of dollars) of football players on a team is as shown 30- 20- 10 4000 Salary
Assume that we want to construct a confidence interval. Do one of the following, as appropriate: (a) find the critical value 1/2. (b) find the critical value Za/2, or (c) state that neither the normal distribution nor the distribution applies. The confidence level is 95%, o is not known, and the histogram of 53 player salaries (in thousands of dollars) of football players on a team is as shown. 30 Frequency 20 10 o- 0 4000 8000 12000 16000 20000...
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