Assist percentage, aka assist ratio is an estimated percentage of teammate field goals a player assisted while the player is on the court. It’s one of the most basic tempo-free (adjusted for team pace and minutes played) NBA stats
Assist Percentage Formula=100*Assists/(((Minutes Played /(Team Minutes/5)) * Team Field Goals Made) – Field Goals Made)
Assist percentage is a much useful NBA statistic to evaluate a player’s passing skills. If the player’s team is fast-paced, then he is going to have more assist opportunities per minute.