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Topic 1: Class Logistics
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Outline
• Class Web site
• Class policies
• Overview
• References
• Software
• Background Reading
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Class website
www.stat.purdue.edu/~bacraig/stat512.html
• Course syllabus
• Information, corrections, updates
• Homework assignments
• Exam schedule / Old exams
• Lecture notes
• Sample SAS programs
• Data sets from textbook
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Class policies
• There will be 43 classes
• Grades
– 27.5% Exam I (≈ Oct 15, class 23)
– 27.5% Exam II (Finals week)
– 35% Homework
– 10% Project
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Class policies
• Exams are
– open book
– open notes
–will need a calculator with a square root function
– old exams available on website
– 55% of grade
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Class policies
• Projects–will be presented in classes 41-43
(Dec 3rd, 5th, and 7th)–will be done in teams of 5-8 students– should be understood by someone
who has not taken this course– see Web site for more information– 10% of grade
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Class policies
• Homework assignments
– roughly one per week
–will be due beginning of class Wed
– assignments posted on the Web site
– this should be individual work
– guidelines for homework in syllabus
– 35% of grade
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Class policies
• Communication–Office hours: •Mon 1:30 – 3:00• Tue 2:30 – 3:30
– email: [email protected]– announcements posted on web page–will also have a class email list– try piazza.com
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OverviewWe will cover simple and multiple regression, one and two-way analysis of variance and analysis of covariance. The emphasis will be placed on selected practical tools using SAS rather than on the mathematical manipulations. Want to understand the theory so that we can apply it appropriately.
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References
• Text: Applied Linear Statistical Models, (5th ed.) by Kutner, Nachtsheim, Neter, and Li.
• SAS System for Regression (2nd ed.) by Freund and Little.
• SAS/STAT User’s Guide Vol. 1 and 2.
• SAS System for Elementary Analysis
by Schlotzhauer.
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Software• Focus on SAS but other software may
be used for HW and project• Exams and HW may include SAS output• Availability of SAS– Loaner program (Young Hall 5th Floor)–All ITaP labs–Software Remote (itap.purdue.edu)
• SAS Version 9.3 installed this semester
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Getting Started/Help
• SAS handout on web page
• Will also provide template programs used in each topic
• SAS evening help session Wed 7-9 in BRNG B275
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Getting Started/Help
• The Statistical Consulting Service provides drop-in software assistance from 10-4 M-F. Located in MATH G175. Phone number is 765 496-8250.
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Using SAS Help menu
• To get syntax for a procedure 1. Click on 'Help' 2. then ‘SAS Help and Documentation’3. then ‘SAS Products’ 4. then ‘SAS/STAT’5. then ‘SAS/STAT 9.3 User’s Guide’6. then ‘The REG procedure’
• The procedure syntax should appear
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Background Reading
• Read Appendix A.– A.1 : summation operator
• Chapter 1– 1.1 : relations between variables– 1.2 : regression models and their uses– 1.4 : data for regression analysis– 1.5 : steps of regression analysis