Psychology 6140

- Data screening: Tabachnick & Fiddell, Ch 4.
- Basic matrix concepts & operations:
- Green & Carroll, Chapter 2: 2.1-2.6
- (optional: J&W, Supplement 2A)

- Rob Hyndman's blog has a nice set of Twenty rules for good graphics, tips for preparing graphics for presentations or publications.

- Data Screening Checklist from Mike Wulder, with notes on transformations, missing data, etc.
- A web applet for evaluating formulas with Matrices, Matrix
Algebra Calculator. Allows simple calculations for two matrices,
**A**and**B**. - A collection of matrix algebra calculators.
- Symbolab has a variety of matrix/vector calculators and a graphing calculator for lines and mathematical functions.

- Problem 2
- Problem 3

* © 1995 Michael Friendly*