Chapter+2

Standard Deviation, s, tells how spread out a Data Set is.

The formula is in Chapter 2, page 90

[|Standard Deviation Applet]

Go to You Tube & type in ti 83 standard deviation to find videos!

Here are some videos showing how to use your calculator to find s:

media type="file" key="Calculating Variance and Standard Deviation.mov" width="300" height="300"

Here is a video showing how to draw a box plot :

media type="file" key="Making a Boxplot on the TI-84 Calculator.mov" width="300" height="300"

Here's a video showing how to find stats like range and variance:

media type="file" key="Range, Variance, Standard Deviation on the TI 83_84 Calculator.mov" width="300" height="300"