2. To monitor performance, the radiology department at Guelph General Hospital is interested in setting standards for the time patients spend waiting when brought in for x rays from the emergency department. They want to track performance and are proposing setting up process control chart(s) for wait times. They tracked six different patients for five days and the data is presented below. The time is in minutes spent waiting. a) Calculate the appropriate upper and lower control limits for the average time spent waiting. b) Is the process currently in control? c) The hospital hired a new tech and their wait times for 3 days are evaluated? Is the new tech doing a job consistent with that of the others