Instructional Video
Imagine Learning Classroom

Learn Zillion: Find Range Using Graphs and Charts

6th Standards
In this lesson, you will learn to find the range of a given set of data including and excluding the outlier by using graphs and charts. Login gives access to a slideshow as well. [5:07]
Instructional Video
Crash Course

Crash Course Statistics #4: Measures of Spread

9th - 10th Standards
This episode looks at measures of spread, or dispersion, which we use to understand how well medians and means represent the data, and how reliable our conclusions are. They can help understand test scores, income inequality, spot stock...