1. A social scientist would like to use a pictogram in comparing the number of violent crimes against persons in 2006 with the comparable figure for 1960. Consider- ing that she can select from a wide variety of symbols to demonstrate these frequencies, suggest several possible symbols that would tend to underscore the violence and/ or human tragedy of such crimes.
(DATA SET) Note: Exercises 2.64-2.72 require a computer and statistical software.
2. If possible with your statistical software, construct a dotplot for the data of Exercise 2.56 (use data fileXR02056). Are there any cities for which the record high temperature is so high that it would appear to be an outlier? If so, which one(s)?