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12/19/2014 Chapter 4: Regression Models
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Chapter 4: RegressionModels
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Multiple Choice
This activity contains 10 questions.
The best regression line isthe one that:
is furthest from the set ofsample data points.has an Sshape.
maximizes the sum of thesquared errors.minimizes the sum of thesquared errors.minimizes the coefficientof determination r².
Which of the followingmeasures the totalvariability in Y explainedby the regression model?
SSR
SST
SSE
Coefficient of correlation
None of the above
In the context ofregression models, errorsare also called:
Mistakes.
remainder.
epsilon.
residuals.
12/19/2014 Chapter 4: Regression Models
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