How to calculate variance

- March 8, 2018 at 1:20 pm
  
  Jimmyhan
  Subscriber
  
  Hi, this is Jimmy. I would like to calculate the pressure variance on a wall in CFX-post. As you know, we can input equation in function setting. But I can not find variance. I know this is not too complicated. So, give me some suggestion plz.
- March 8, 2018 at 1:49 pm
  
  raul.raghav
  Subscriber
  
  Jimmyhan,
  
  In CFD-Post, create the following expressions for mean, variance, and standard deviation respectively:
- March 9, 2018 at 5:23 am
  
  Jimmyhan
  Subscriber
  
  Thank you so much! It really helps.