MMPI : Or Minnesota Multiphasic Personality Inventory, is an list of 527 questions (I like flowers, I need a hug) used to inventory the abundant personality traits of Minnesotans. Not to be confused with the MsMPI, or Mississippi Multiphasic Personality Inventory, which is a series of 12 questions ( I like beer, Naps are good) that cover the personality traits that are essential to the rest of us.