Dr. Jim LongstaffABDULAZIZ ALI A ALMANEEA2022-05-292022-05-2926877https://drepo.sdl.edu.sa/handle/20.500.14154/49737EVALUATE AND IMPROVE SASO HELPDESK SYSTEM USING SIX SIGMA: A PREDICTIVE ANALYSIS OF HELPDESK OPERATIONSThesis