chapter 4_ regression models.pdf
Post on 26-Dec-2015
19 Views
Preview:
TRANSCRIPT
12/19/2014 Chapter 4: Regression Models
http://wps.prenhall.com/bp_render_qam_11/197/50553/12941650.cw/index.html 1/2
Chapter 4: RegressionModels
Objectives
SelfStudy Quizzes
Excel Files and QM ForWindows Files
Software
Profile
Home Chapter 4:Regression Models
SelfStudyQuizzes
MultipleChoice
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
http://wps.prenhall.com/bp_render_qam_11/197/50553/12941650.cw/index.html 2/2
top related