Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: S Id.3 Describing Data Sets With Outliers

For Teachers 9th - 10th
For certain data sets, such as home prices and household or individual income, is often described using the median instead of the mean. This instructional activity explores the mean and median in some different situations to help you...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 6.sp4, 5c Puzzle Times

For Teachers 5th - 7th Standards
A performance task asking students to create a graph of provided information and then find the mean and the median of the data.
Lesson Plan
Alabama Learning Exchange

Alex: Estimation Station

For Teachers 3rd - 5th Standards
During this instructional activity, students will learn the difference between estimation and guessing. Knowing how to estimate is an essential skill that will help students determine approximate totals as well as check the...