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

1. Calculate the arithmetic mean, weighted mean, median, mode, and geometric mean.



2. Explain the characteristics, uses, advantages, and disadvantages of each measure of location.



3. Identify the position of the mean, median, and mode for both symmetric and skewed distributions.



4. Compute and interpret the range, mean deviation, variance, and standard deviation.



5. Understand the characteristics, uses, advantages, and disadvantages of each measure of dispersion.



6. Understand Chebyshev's theorem and the Empirical Rule as they relate to a set of observations.