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In Exercise, conduct the hypothesis test
Chapter 11, Problem 18 BSC(choose chapter or problem)
Problem 18BSC
In Exercise, conduct the hypothesis test and provide the test statistic, critical value, and/or P-value, and state the conclusion.
American Idol The contestants on the TV show American Idol try to win a singing contest. At one point, the Web site WhatNotToSing.com listed the actual numbers of eliminations for different orders of singing, and the expected number of eliminations was also listed. The results are in the table below. Use a 0.05 significance level to test the claim that the actual eliminations agree with the expected numbers. Does there appear to be support for the claim that the leadoff singers appear to be at a disadvantage?
Singing Order |
1 |
2 |
3 |
4 |
5 |
6 |
7 through 12 |
Eliminations |
20 |
12 |
9 |
8 |
6 |
5 |
9 |
Expected Eliminations |
12.9 |
12.9 |
9.9 |
7.9 |
6.4 |
5.5 |
13.5 |
Questions & Answers
QUESTION:
Problem 18BSC
In Exercise, conduct the hypothesis test and provide the test statistic, critical value, and/or P-value, and state the conclusion.
American Idol The contestants on the TV show American Idol try to win a singing contest. At one point, the Web site WhatNotToSing.com listed the actual numbers of eliminations for different orders of singing, and the expected number of eliminations was also listed. The results are in the table below. Use a 0.05 significance level to test the claim that the actual eliminations agree with the expected numbers. Does there appear to be support for the claim that the leadoff singers appear to be at a disadvantage?
Singing Order |
1 |
2 |
3 |
4 |
5 |
6 |
7 through 12 |
Eliminations |
20 |
12 |
9 |
8 |
6 |
5 |
9 |
Expected Eliminations |
12.9 |
12.9 |
9.9 |
7.9 |
6.4 |
5.5 |
13.5 |
ANSWER:
Solution 18BSC