Measures of Center

This topic looks at measures of center. I discuss how to calculate the mean, median, and mode. I also discuss some basic properties of each of these, and when you might want to use them. In addition, I introduce the idea of a weighted mean. I show how to calculate these values in RStudio.

The following resources can be used to further understand this topic:

• Video: Measures of Center

• Video: Measures of Center in RStudio

• Video: Weighted Mean

• Notes: Measures of Center

• Activity: Measures of Center

• Activity: Frequency Distributions and Measures of Center

• Online Activity: Measures of Center using Desmos

• Online Activity: Finding the Mean using GeoGebra

• Online Activity: The Mean and Outliers using GeoGebra