Data Analysis for High School Teachers

Day 2, January 18, 2000

I. Discussion

What do you look for when doing an exploratory analysis?

II. Exercises: Describing/summarizing some small data sets

III. Discussion

Questions about Chatfield's paper?

IV. Activity

Analyze blood pressure data

V. Discussion

Questions

Finite Population variance

Formula for degrees of freedom for two sample: useful in itself? Is it okay to use the smaller, more conservative degrees of freedom.

Pooling: do not pool for two sample t?

Others?

VI. Technical Discussion for either this week or next:

How many ways can you test the difference between two groups? Randomization tests, rank tests, bootstrapping, and more.