1. The ASN database and Web site were created and are maintained by two individuals. The database might be complete and accurate, or it might not be. To what extent should you rely on these data? What can you do to decide whether you should rely on the data at this site?
2. Consider the data in Figure 5-18. Do you notice anything that indicates that this figure might not include all accident data? If you believe that not all data is included, what value does this figure have to you? What would be legitimate uses for this data, and what uses are likely to be erroneous?