Layout Referent Mailings Review View - A AalbCeDdl AL ABC ABCD | ANDE Emphasis Heading 1 Normal Strong 2. Advanced Assembly, Inc. manufactures machine parts. One assembly line has a robotic welding station that takes a fixed time of 37 seconds to perform its welding operation Parts come down the assembly line at a rate of 65 per hour, following a Poisson distribution a. Determine the average number of parts waiting to be welded at this station b. Calculate the average time a part waits at this station before welding begins. c. What percent of time is the robot idle (not welding)? d. What is the average time a part spends at this station (including time in line)? Hint: The service time is fixed at 37 seconds. glish (United States) Focus 80 DOO . F FO A * 3 % 5 & 7 4 6 8 9 0