A large manufacturing company discovered that, in the past, 32% of all materials shipments have been received late. However, the company recently installed a just-in-time system in which suppliers are linked more closely to the manufacturing process. A random sample of 118 deliveries since the new system was installed reveals that 22 deliveries were late. Use this information to test whether the proportion of late deliveries has been reduced significantly. Assume = .05. List and clearly label all eight steps.