1. Adminstrative Info for Final Exam Location: Steinberg Hall-Dietrich Hall 351 Time: Thursday, May 1st, 4:00-6:00 p.m. Closed book. Allowed two double-sided 8.5 x 11 note sheet. Bring calculator.

2. Office Hours Next Week Monday, 9-11 Tuesday, 9-11 Wednesday, 9-12

3. Coverage of Test Approximate coverage: –35% Regression –35% ANOVA –30% One Sample and Two Sample Problems

4. Sections Covered Sections Covered: –Chapter 11: All (11.1-11.5) –Chapter 12: 12.1-12.4 –Chapter 13: 13.1-13.6 –Chapter 14: All (14.1-14.2) –Chapter 15: 15.1-15.5, 15.7 –Chapter 18: 18.1-18.7, 18.9 –Chapter 19: All: 19.1-19.5 –Chapter 20: 20.1-20.3

5. Preparation Lecture Notes Homework Textbook Practice Exam Chapter 24 has good review problems.

6. Tips When testing hypotheses, make sure to write down your hypotheses (otherwise you will lose at least one point) Write down your reasoning as clearly as possible to have a chance for partial credit. If unsure about the interpretation of a question, write down your interpretation and proceed.

7. Regrades for Final The exams can be picked up at the beginning of the fall semester. They will not be available until then. The exams will be available outside my office. Check the website www-stat.wharton.upenn.edu/~dsmall/stat102 for my office hours in the fall term. You have two weeks from the beginning of the fall semester to submit a regrade request. Before you submit a regrade request for the final, please, study the posted solutions! There will be a deduction of 2 points if the regrade request indicates that the posted solutions have not been read.

8. Recall: The Dean wanted to evaluate applications for the MBA program by predicting future performance of the applicants. The following three predictors were suggested: –Undergraduate GPA –GMAT score –Years of work experience It is now believed that the type of undergraduate degree should be included in the model. Nominal Independent Variables; Example: MBA Program Admission (MBA II)MBA II Note: The undergraduate degree is nominal data.

9. Nominal Independent Variables; Example: MBA Program Admission (II) I 1 = 1 if B.A. 0 otherwise I 2 = 1 if B.B.A 0 otherwise The category “Other group” is defined by: I 1 = 0; I 2 = 0; I 3 = 0 I 3 = 1 if B.Sc. or B.Eng. 0 otherwise

10. MBA Program Admission (II)