How To Calculate The Standard Deviation

This Statistics video tutorial explains how to calculate the standard deviation using 2 examples. You need to calculate the mean before you can calculate the sample standard deviation.

Introduction to Statistics: https://www.youtube.com/watch?v=XZo4xyJXCak

Arithmetic, Geometric, & Harmonic Mean:
https://www.youtube.com/watch?v=6G6i8vSa8Zs

Cumulative Relative Frequency Table:
https://www.youtube.com/watch?v=6hJGa4Zp62M

Quartiles, Deciles, & Percentiles:
https://www.youtube.com/watch?v=40o82o3uNfk

Interquartile Range & Outliers:
https://www.youtube.com/watch?v=STSP8gTSdT8

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Skewness & Symmetric Distribution:
https://www.youtube.com/watch?v=U0NZu6f5TMI

Sample Mean and Population Mean:
https://www.youtube.com/watch?v=cmtBUWCC-6A

Mean, Median, & Mode - Grouped Data:
https://www.youtube.com/watch?v=zjHfAhcU6kE

Standard Deviation:
https://www.youtube.com/watch?v=IaTFpp-uzp0

Variance:
https://www.youtube.com/watch?v=deIQeQzPK08

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Mean Absolute Deviation:
https://www.youtube.com/watch?v=K4heM9mSrw0

Standard Deviation of Grouped Data:
https://www.youtube.com/watch?v=x6Pnf57wRAs

Introduction to Probability:
https://www.youtube.com/watch?v=SkidyDQuupA

Probability Formulas:
https://www.youtube.com/watch?v=bddckR734aM

Final Exams and Video Playlists:
https://www.video-tutor.net/