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# 13: 12. Variance and Standard Deviation

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The following topics are included in this series of six videos.

1. Introduction to variance and standard deviation
2. Variance and standard deviation, example 1
3. Variance and standard deviation, example 2, involves completing a pdf first
4. Variance and standard deviation, example 3 (part 1), involves combinations
5. Variance and standard deviation, example 3 (part 2), involves combinations
6. Variance and standard deviation, example 4, shortcut for Bernoulli processes