Statistics - 3.2.1 Measures of Spread or Dispersion

In this video, we'll be looking at the measures of spread or dispersion: range, variance, and standard deviation. We'll use Excel to calculate these measures, and see how they can be used to understand data.

Statistics is a big subject, and this video only scratches the surface. But by understanding these three measures of dispersion, you'll be well on your way to understanding statistics in general. So make sure to watch all the way to the end!

0:00 Introduction
0:06 The Range
1:11 The Variance
3:17 Calculating Variance
5:38 The Standard Deviation
6:28 Calculating Standard Deviation
8:24 More about the Standard Deviation
10:46 Calculating Variance and SD in Excel
13:02 Interpreting Standard Deviations
16:03 Up Next

This playlist follows the text, Beginning Statistics, 3rd ed, Warren, Denley, Atchley

Power Point: https://bellevueuniversity-my.sharepo...

Excel Data: https://bellevueuniversity-my.sharepo...


The playlist can be found here:
   • Applied Statistics (Entire Course)