How to Calculate a Standard Deviation and Variance; Variability - Statistics

Here we take a look at how to calculate the standard deviation and variance step by step. Be confused no longer on how to calculate these important values in statistics!

[franklink.]

#Bravo - this was superb, TY, kindly for the clear explanation. I really wish SPSS had a "pop up" window as you hover over these items to give a breakdown and how to calculate.

[NB-xeyd]

Thank you!!! This was super helpful :)

[zacharyrogers]

This is not the proper way and you will get the wrong answer