1. Explain what is meant by "voluntary response samples" and "convenience samples."
2. Identify and explain the three basic principles of experimental design.
3. Provide an example of a treatment and a control group.
4. Explain the difference between correlation and causation in experimental design.
5. Give an example of Simpson's Paradox.
6. What is a simple random sample and how is it used?
7. Explain cluster sampling, stratified sampling, and multistage sampling.
8. Give an example of a systematic sample.
9. Explain blocking in sampling.
10. Part 1: You are designing an experiment with 100 subjects to test the effectiveness of a new medication. How would you design the experiment? Part 2: Results show that gender affected the results of the medication. What could you change in your experiment to account for this?
11. What is the difference between an observational study and an experiment? What can you conclude from each method?