Homework No.3 (Due date: April 20)
[Remark: Throughout the class, our homeworks will (mostly) have
different assignments for R and SAS. You have the choice to do one set
of assignments (R or SAS) or do both sets (both R and SAS). If you do
both sets, the homework score will be calculated by: max(R assigmnet
score, SAS assignment score) + a separate bonus score of 10 points.
1: page 249, 9-7
2: page 618, 14-10
of Neter et al 1996*, car
purchase data is here.
3: page 620, 14-16
a,c,d of Neter et al 1996*
Note: * Neter, J., Kutner, M. H., Nachtsheim, C. J. and Wasserman,
Linear Regression Models, 3rd ed. (QA278.2.A65 1996), IRWIN