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Measures of Variability (range, interquartile range, mean absolute deviation)


Subject: Math

Player Mode: Single

Grade: All

User Access: Student, Teacher


1. Learn that statistical questions are questions that have more than one answer.
2. Understand that a measure of variability summarizes the spread of data values with a single number.
3. Learn how to find the range, interquartile range, and mean absolute deviation.
4. Understand when each is most appropriate.

* Lesson (to develop a strong understanding of the math concept)
* Audio narration (to spend mental energy on math, not language)
* Animations (to bring theory to life)
* Interactivity (for hands-on learning)
* Dynamic models (to visualize abstract concepts with language-independent learning)
* Multiple representations (to appeal to different learning styles and to connect ideas together)
* Question set (to practice and to assess understanding)
* Built-in help (to assist in planning and delivery)
* Standards correlation (to align with state, NTCM, and Common Core)

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