The Des Moines Register reported the ratings of high school sportsmanship as compiledby the Iowa High School Athletic Association. The participants and coaches from eachschool were rated by referees. (1 = superior, 5 = unsatisfactory.) A regression analysisof data on the average scores given to football players and coaches is shown below. a) Interpret the value of the correlation between the ratings of coaches andparticipants.b) Interpret the value of the coefficient of determination.c) Interpret the value of the standard deviation about the least squares line.

Question

The Des Moines Register reported the ratings of high school sportsmanship as compiledby the Iowa High School Athletic Association. The participants and coaches from eachschool were rated by referees. (1 = superior, 5 = unsatisfactory.) A regression analysisof data on the average scores given to football players and coaches is shown below.  a) Interpret the value of the correlation between the ratings of coaches andparticipants.b) Interpret the value of the coefficient of determination.c) Interpret the value of the standard deviation about the least squares line.

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The Answer of The Des Moines Register reported the ratings of high school sportsmanship as compiledby the Iowa High School Athletic Association. The participants and coaches from eachschool were rated by referees. (1 = superior, 5 = unsatisfactory.) A regression analysisof data on the average scores given to football players and coaches is shown below.  a) Interpret the value of the correlation between the ratings of coaches andparticipants.b) Interpret the value of the coefficient of determination.c) Interpret the value of the standard deviation about the least squares line.

The Des Moines Register Reported the Ratings of High School