**Regression analysis**- Regression analysis (slides)
- KStat.xls: Course software
- Motorpool.xls: Introductory dataset

**A challenging and important question**- "Should I use the most complete model available (i.e., should all

of the explanatory variables be included), or a partial model?"

Read here.

*Doing*a regression analysis- Discounts on automobile purchases with answers (spreadsheet), and slides

**Group assignment (evening, after Session 1)**- Work through "Insurance sales" with answers (spreadsheet)

**Practice (basic regression analysis)**- The effect of effort on sales with answers (spreadsheet)
- MBA post-graduate salaries with answers (spreadsheet)