The ticket booth on the Tech campus is operated by one person, who is selling tickets for the annual Tech versus State football game on Saturday. The ticket seller can serve an average of 12 customers per hour (Poisson distributed); on average, 8 customers arrive to purchase tickets each hour (Poisson distributed). 1. Determine the average time a ticket buyer must wait (in minutes). 2. What portion of time the ticket seller is busy? \%. (Round your answer to integer, the tolerance is +/1.) Last saved 1 second ago. Attempts: 0 of 1 used Saved work will be auto-submitted on the due date. Autosubmission can take up to 10 minutes