**To read:**Through Example 3**Be sure to understand:**The definition of a*general least squares problem*and the statement of Theorem 13.- In your own words, what is the point of the section? (Don't just quote the text.)
- Does
*every*system A**x**=**b**have a least squares solution? If it exists, is it unique? Explain. **To read:**Through Example 3**Be sure to understand:**Examples 1, 2, and 3- In your own words, what is the point of this section? (As always, don't quote the text).
- What is surprising about being able to use Linear Algebra to solve Example 2?
**To read:**Review through Example 3**Be sure to understand:**The ideas in more detail**To read:**Review Section 6.6 again.**Be sure to understand:**The big picture, the point of the section, the connections between ideas.- Briefly summarize Sectin 6.6.

Fall 2001, Math 221

**December 2001**

I'll use Maple syntax for mathematical notation on this page.

All section and page numbers refer to sections from Lay, updated 2nd edition.

__ Due Monday 12/3 at 8am__

**Section 6.5: Least Squares Problems**

**E-mail Subject Line:** Math 221 Your Name 11/30

**Reading questions:**

__ Due Wednesday 12/5 at 8am__

**Section 6.6: Applications to Linear Models**

**E-mail Subject Line:** Math 221 Your Name 12/5

**Reading questions:**

__ Due Friday 12/7 at 8am__

**Section 6.6 : Applications to Linear Models**

**Project 2 due. No Reading Questions**

__ Due Monday 12/10 at 8am__

**The Big Picture**

**E-mail Subject Line:** Math 221 Your Name 12/10

**Reading questions:**

Department of Mathematics and Computer Science

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TEL (508) 286-3973

FAX (508) 285-8278

jsklensk@wheatonma.edu

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