When you have completed this chapter, you will be able to:

1. Develop and interpret a dot plot.



2. Develop and interpret a stem-and-leaf display.



3. Compute and understand quartiles, deciles, and percentiles.



4. Construct and interpret box plots.



5. Compute and understand the coefficient of skewness.



6. Draw and interpret a scatter diagram.



7. Construct and interpret a contingency table.