Thursday, October 06, 2005

On to Chapter 4

You can post your thoughts--linear and nonlinear--here. See you in the morning if you have questions!

Go Braves.

3 comments:

Mrs.L said...

Things to think about when solving the disk toss problem:

What percent of the time will a disk with diameter = 15 cm lose?

What percent of the time will a disk with diameter = 7.5 cm lose?

Why?

Mrs.L said...

Go with the method that straightens the data best. Then, think about the theoretical model. What is the relationship between the diameter and the percent of losses?

Mrs.L said...

Common response: both x and y vary because of the effect of z

Confounding: the effects of x and z on y are hopelessly linked so you can't determine how much of the change in y comes from x

Our topics in the first semester are scattered throughout the book. Look up key words in the index.

In the second semester we fill in the gaps.