Applied Statistics Courses

Electronic Reserve and Reading Room

Correlation and Scatter Plots

Basic ideas underlying hypothesis testing, inference, samples, population values and so forth.
- Article by David P. Nichols, "My Tests Don't Agree."
- It appears in the SPSS magazine "KeyWords," and can be accessed via this link.
- If the link has changed, just go to the SPSS home page (www.spss.com) and look for "KeyWords" and back issues.
- This short article is a very clear explanation of the ideas underlying statistical inference.
Establishing cause and effect Bill Trochim's Center for Social Research Methods
Brain Size and Intelligence An example of regression, correlation, and scatterplots at Carneige Mellon "Statlib" Story and Data Library
An example of correlation: " Smoking and Lung Cancer" Story at the Story and Data Library

Aggregate Data and Ecological Inference

H. T. Reynolds
ht@udel.edu