The International League of Triple-A minor league baseball consists of 14 teams organized into three divisions: North, South, and West. Suppose the following data show the average attendance for the 14 teams in the International League. Also shown are the teams records; w denotes the number of games won, L denotes the number of games lost, and PCT is the proportion of games played that were won. Division wL PCT Team Name Attendance Buffalo Bisons North 66 77 0.462 8,816 Lehigh Valley IronPigs North 55 89 0.382 8,474 Pawtucket Red Sox North 85 58 0.594 9,092 Rochester Red Wings North 74 70 0.514 6,919 North 88 56 Scranton-Wilkes Barre Yankees 0.611 7,144 Syracuse Chiefs North 69 73 0.486 5,767 Charlotte Knights South 63 78 0.447 4,529 Durham Bulls South 74 70 0.514 6,991 Norfolk Tides South 64 78 0.451 6,288 Richmond Braves South 63 78 0.447 4,457 Columbus Clippers 69 73 0.486 7,797 West Indianapolis Indians West 68 76 0.472 8,533 Louisville Bats 88 56 0.611 West 9,154 Toledo Mud Hens West 75 69 0.521 8,233 (a) Use a = 0.05 to test for any difference in the mean attendance for the three divisions. State the null and alternative hypotheses. O Ho: Not all the population means are equal. H: HN" "s = Hw O Hg: At least two of the population means are equal. H: At least two of the population means are different. O Ho: H - Hs * Hw H: HN = "s = Hw O Hại HN" Hs Hw H: Not all the population means are equal. O Hoi HN " Hs "w
The International League of Triple-A minor league baseball consists of 14 teams organized into three divisions: North, South, and West. Suppose the following data show the average attendance for the 14 teams in the International League. Also shown are the teams records; w denotes the number of games won, L denotes the number of games lost, and PCT is the proportion of games played that were won. Division wL PCT Team Name Attendance Buffalo Bisons North 66 77 0.462 8,816 Lehigh Valley IronPigs North 55 89 0.382 8,474 Pawtucket Red Sox North 85 58 0.594 9,092 Rochester Red Wings North 74 70 0.514 6,919 North 88 56 Scranton-Wilkes Barre Yankees 0.611 7,144 Syracuse Chiefs North 69 73 0.486 5,767 Charlotte Knights South 63 78 0.447 4,529 Durham Bulls South 74 70 0.514 6,991 Norfolk Tides South 64 78 0.451 6,288 Richmond Braves South 63 78 0.447 4,457 Columbus Clippers 69 73 0.486 7,797 West Indianapolis Indians West 68 76 0.472 8,533 Louisville Bats 88 56 0.611 West 9,154 Toledo Mud Hens West 75 69 0.521 8,233 (a) Use a = 0.05 to test for any difference in the mean attendance for the three divisions. State the null and alternative hypotheses. O Ho: Not all the population means are equal. H: HN" "s = Hw O Hg: At least two of the population means are equal. H: At least two of the population means are different. O Ho: H - Hs * Hw H: HN = "s = Hw O Hại HN" Hs Hw H: Not all the population means are equal. O Hoi HN " Hs "w
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 9CYU
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