Artificial Intelligence in Arma
The AI is characterized by a set of sub-skills.
This value is interpolated into the corresponding range. This range is defined by a range set in CfgAISkill influenced by the value that comes from Game Options/Difficulty - AI Level (skillAI or precisionAI in player's .Arma3Profile if aiLevelPreset=3 (custom) is used).
See the screenshot with visualization of the process