Notes for class #4 (Experimental Design)

Here are the notes for the remainder of the experimental design section:

• Powerpoint [WEB] 1.3 - Experiments and Observational Studies

We'll get the test reviews next class, but if you want it early, here it is:

• Review Unit 1 (Designing Studies) (answers are at the end)

And in case you wanted to read up more on the "ants count" experiment, here's the link to the story (along with pictures of the actual ants!).