1. Compare and contrast the following:
   • qualitative and quantitative variables
   • discrete and continuous variables
   • stratified and cluster sampling methods
2. A marketing executive for Coca-Cola, Inc. wants to identify television shows that people in the Boston area who typically drink Coke are watching, The executive has a list of all households in the Boston area. Design a sampling method to obtain the individuals in the sample. Be sure to support your choice.
3. The Oakland Tribune ran a survey by asking readers to call in their response to this question: "Do you support the development of atomic weapons that could kill millions of innocent people?" It was reported that 20 readers responded and that 87% said "no," while 13% said "yes." Discuss the major flaws in this survey.
4. Compare and contrast:
   • frequency tables of qualitative and quantitative variables
   • bar graph and Pareto chart
   • bar graph and histogram
   • dot plot and histogram
5. Assume that, as a newspaper reporter, you must graph data showing that increased smoking causes an increased risk of lung cancer. Given that people might be helped and lives might be saved by creating a graph that exaggerates the risk of lung cancer, is it ethical to construct such a graph?
6. A statistics class with 40 students consists of 30 students with no income, 10 students with small incomes from part-time jobs, and a professor with a very large income that is well deserved. Which is better for describing the income of a typical person in this class: mean or median? Explain.