Measures of Variation

Along with knowing the center, a measure of variation is used to describe a data set. We discuss the range and the standard deviation. I do not have my students calculate the standard deviation - I am more interested in their understanding of the concept of standard deviation and what it means for data to be "within one/two/three standard deviations from the mean".

Here is a blank script that you can use to follow along with the video. Statistics Measures of Variation Blank Script.pdf

Here is a filled-in script taken from the video. Statistics Measures of Variation Key.pdf

Here is an accessible copy of the key to the video. Statistics Measures of Variation Accessible Key.pdf

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