110_lec11_Relationships Between Variables

110_lec11_Relationships Between Variables - Relationships...

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Relationships Between Variables
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Relationships Between Variables
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Relationships Between Variables Professional Golfer's Putting Success Rates 0 10 20 30 40 50 60 70 5 7 9 11 13 15 17 Distance of Putt in feet Percentage of success “Seeing Through Statistics”, Utts
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Scatterplots A Scatterplot shows the relationship between two quantitative variables measured on the same individuals. We think that one variable (the explanatory variable ) explains the variation in values of the other variable (the response variable ). We think percent taking the SAT explains the variation in average SAT scores. We think that distance of a putt explains the success rate.
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Scatterplot Explanatory Variable Response Variable Each point represents two measurements of same individual.
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Scatterplot Professional Golfer's Putting Success Rates 0 10 20 30 40 50 60 70 5 7 9 11 13 15 17 Distance of Putt in feet Percentage of success Explanatory Variable Response Variable Each point represents two measurements of same individual.
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This note was uploaded on 02/16/2011 for the course STAT 110 taught by Professor Johnson during the Spring '07 term at South Carolina.

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110_lec11_Relationships Between Variables - Relationships...

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