I'm trying to create standard deviation to see where values fall under 68% of the time. I can't figure it out...See the attached image for what it results in... Edit: Ok, I'm getting closer. Now..How do I make the bell curve nice, this is a semi-curve..
https://trumpexcel.com/bell-curve/ Like that? Think the function you want is in that article. “Norm Distribution” or something like that is what they mention.