Class 5 Stat 540 Spring 1999

Topics

• Review of QR algorithm
• Normal equations for linear least squares problems
• Normal equations for non-linear least squares problems
• Newton-Raphson
• Logistic regression setup
• Solving the score equations - IRLS
• Introduction to R - free S-Plus
• Logistic regression in R
• Running R over the WEB
• Homework discussion

• Review of QR algorithm
• Normal equations for linear least squares problems
• A non-linear least squares problem
• Newton-Raphson
• Other topics