https://i.imgur.com/5kuTyrD.png
The Game Guide says that a good rule of thumb for Dodge formula is that you need “10 times the area level to have around 50% dodge chance”.
Having ten times the area level will, instead, give you around 25% dodge chance. I imagine said rule of thumb was a leftover text from some previous version of the formula?
Just to make sure, I plugged the formula on a graphing tool: