3. Winning Team data were collected for teams in different sports, with the results given in the accompanying table. Use 0.05 significance level to test the claim that home/visitor wins are independent of the sport. Basketball Baseball Hockey Football Home team wins 127 53 50 57 Visitor team wins 71 47 43 42
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H₀: Home/visitor wins are independent of the sport. H₁: Home/visitor wins are not independent of the sport. Show more…
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Winning team data were collected for teams in different sports, with the results given in the table below. Use the TI-83/84 Plus results at a 0.05 level of significance to test the claim that home/visitor wins are independent of the sport. TI-83/84 PLUS x² - Test x² = 3.900783701 P = 0.2723789258 df = 3 Basketball Home team wins: 109 Visiting team wins: 77 Baseball Home team wins: 47 Visiting team wins: 52 Hockey Home team wins: 68 Visiting team wins: 47 Football Home team wins: 65 Visiting team wins: 50 the null hypothesis that home/visitor wins are independent of the sport. It appears that the home-field advantage depend on the sport. Reject Fail to reject
Madhur L.
Winning team data were collected for teams in different sports, with the results given in the accompanying table. Use a 0.05 significance level to test the claim that home/visitor wins are independent of the sport. Given that among the four sports included here, baseball is the only sport in which the home team can modify field dimensions to favor its own players, does it appear that baseball teams are effective in using this advantage? Winning Team and Sports Data A. H0: Basketball games are more likely to win at home than any other sport. H1: Basketball games are not more likely to win at home than any other sport. Basketball Baseball Hockey Football Home Team Wins 121 53 50 57 Visiting Team Wins 65 48 42 41 B. H0: The home/visitor win is dependent on the sport. H1: The home/visitor win is not dependent on the sport. C. H0: The home/visitor win is independent of the sport. H1: The home/visitor win is not independent of the sport. D. H0: Basketball games are not more likely to win at home than any other sport. H1: Basketball games are more likely to win at home than any other sport. Determine the test statistic. chi^2 = (Round to two decimal places as needed.)
Kari H.
Test the given claim using the displayed software results. Winning team data were collected for teams in different sports, with the results given in the accompanying table (based on data from "Predicting Professional Sports Game Outcomes from Intermediate Game Scores," by Copper, De Neve, and Mosteller, Chance, Vol. $5,$ No. $3-4$ ). The TI- $83 / 84$ Plus results are also displayed. Use a 0.05 level of significance to test the claim that home/visitor wins are independent of the sport. (TABLE CAN'T COPY)
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