MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Hey i need help with number 17 A through B
17. Since an instant relay system for tennis was introduced at a major tournament, men challenged 1418
referee calls, with the result that 424 calls were overturned. Women challenged 778 referee calls, and
220 of the calls were overturned. Use a 0.01 significance level to test the claim that men and women
have equal success in challenging calls.
a) Hypothesis Test:
Hypotheses:
Test statistic:
P – value:
Conclusion:
b) Construct an appropriate confidence interval.
What is the conclusion of the confidence interval?
Because the confidence interval limits
there
appear to be a significant difference between the two proportions.
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Transcribed Image Text:17. Since an instant relay system for tennis was introduced at a major tournament, men challenged 1418 referee calls, with the result that 424 calls were overturned. Women challenged 778 referee calls, and 220 of the calls were overturned. Use a 0.01 significance level to test the claim that men and women have equal success in challenging calls. a) Hypothesis Test: Hypotheses: Test statistic: P – value: Conclusion: b) Construct an appropriate confidence interval. What is the conclusion of the confidence interval? Because the confidence interval limits there appear to be a significant difference between the two proportions.
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