CHAPTER4

Calculating Descriptive Statistics: Measures of Central Tendency (Mean, Median, and Mode)

In This Chapter

  • Understanding central tendency
  • Calculating the mean, median, mode, and weighted mean of a sample and population
  • Calculating the mean of a frequency distribution
  • Using Excel to calculate central tendency

The emphasis of Chapter 3 was to demonstrate ways to display our data graphically so that our brain cells could quickly absorb the big picture. With that task behind us, we can now proceed to the next step–summarizing our data numerically. This chapter allows us to throw around some really cool words like “median” and “mode” and, ...

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