Chapter 7, Problem 38E

(a)

To determine

To explain do winning team generally enjoy greater attendance at their home games or not and describe the association.

Answer to Problem 38E

Yes.

Explanation of Solution

American league baseball games are being played and the data is collected from the game. The correlation between the winning of games and the number of people attended the game is calculated as $0.697$ . Also, the scatterplot of the wins and the home attendance is given in the question. Now, we know that winning teams generally have greater attendance at home games. And the correlation between the wins and home attendance implies that there is a moderate association between the two variables.

(b)

To determine

To explain is attendance more strongly associated with winning or scoring runs or not.

Answer to Problem 38E

Home attendance more strongly associated with winning.

Explanation of Solution

American league baseball games are being played and the data is collected from the game. The correlation between the winning of games and the number of people attended the game is calculated as $0.697$ . Also, the scatterplot of the wins and the home attendance is given in the question. Home attendance is more strongly related to the winning of the games as the correlation between the wins and home attendance is more than the correlation between the runs scored and the home attendance.

(c)

To determine

To explain how strongly is scoring more runs associated with winning more games.

Answer to Problem 38E

It is moderate.

Explanation of Solution

American league baseball games are being played and the data is collected from the game. The correlation between the winning of games and the number of people attended the game is calculated as $0.697$ . Also, the scatterplot of the wins and the home attendance is given in the question. And the correlation between the runs scored and the winning of the games is $0.605$ . This indicates that it is a moderate association between the two variables. And also the correlation of home attendance and winning is more than the correlation of winning and runs scored.