Statistics - How to calculate the standard deviation

This video covers how to find the standard deviation by hand using the formula. Remember there are actually two formulas depending if your data comes from a sample or a population. Even though all of these calculations can be done by hand, a calculator is recommended so that you don't make mistakes.
▬▬ Chapters ▬▬▬▬▬▬▬▬▬▬▬
0:00 Start
0:06 Formulas for calculating standard deviation
0:36 Example, calculating the standard deviation by hand
0:46 Find the value of n
1:05 Find the sum of squares
1:54 Find the sum and then square
2:52 Standard deviation of a sample
3:37 Standard deviation of a population
4:41 Wrap up information and ending
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