How to calculate Standard Deviation Section 2 Unit 3

Installations & Python Packages
1

I am facing probelm in finding SD of price change of last 100 days.

I use one method menthioned here which does not give the same result as I get from the code in the Section 2 Unit 3 Notebook.

Please help with method.

2

Hi Raj,

 

Please check your calculation for the Bessel's correction. Also, check the link below for more details. If you are still facing an issue after this correction, then please post the code that you have written for our better understanding of the problem.

Thank you. 

https://en.wikipedia.org/wiki/Bessel%27s_correction