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Section 3.1 Student Learning Objectives
This chapter deals with numerical and graphical ways to describe and display data. This area of statistics is called
descriptive statistics . You will learn to calculate and interpret these measures and graphs. By the end of this chapter, you should be able to:
Use histograms and box plots in order to display data graphically.
Calculate measures of central location: mean and median.
Calculate measures of the spread: variance, standard deviation, and inter-quartile range.
Identify outliers, which are values that do not fit the rest of the distribution.
