Data and explanations

Web Guides

http://www.unm.edu/~marni1/stats/measurement.htm
Useful explanation of issues involved in measurement

http://www.talkorigins.org/faqs/comdesc/sciproof.html
What is a scientific explanation? The importance of testable hypotheses.

http://chem.tufts.edu/AnswersInScience/FrankWolfs.html
A discussion of the ‘scientific method’ including an emphasis on avoiding bias.

http://www.geol.umd.edu/~jmerck/tassite/science.html
A summary of terms with short explanations.