StatNotes for week 5

Here are a few links to linear regression tools and applets on the web:

• Waner: Pretty usable, shows fitted values.
• UCLA: Basic usable linear regression.
• WebStat: A whole suite of web statistics as an applet. Good.
• VasserStats: Another whole suite of web statistics
• 7stones: Fun applet to play with for idea of least squares fit; can't do real work with it though

Here's the little data set of height, weight, and distance catheter has to go: