the owner/operator of the local franchise of handyman, inc., has four jobs to do today, shown in the order they were received: job processing time (hrs) due (hrs from now) w 4 4 x 3 5 y 2 2 z 1 1 if he uses the earliest due date first priority rule to schedule these jobs, what will be the average job tardiness? multiple choice 1.5 hours 1.75 hours 2 hours 2.25 hours 0 hours