Education Technology

What is Standard Deviation

Published on 04/20/2016

Activity Overview

Students investigate the idea of ‘standard deviation – what does it mean, and how is affected by the distribution of a statistical variable.

Objectives

• Introduction of the idea of the variation in the values of a numerical statistical variable
• What is standard deviation
• How does the distribution of the variable affect the value of the standard deviation

Vocabulary

statistical variable, mean, standard deviation

About the Lesson

Students investigate the idea of ‘standard deviation – what does it mean, and how is it affected by the distribution of a statistical variable.