HW Problem 37. (5 pts) A manufacturing firm had been averaging 18.2 orders per week for several years. However, more recently their orders appear to have slowed. The firm's production manager randomly samples 32 weeks of orders to see if orders have in fact slowed. This results in a sample mean of 15.6 orders per week with a sample standard deviation of 2.3 orders. At the . 10 level of significance, have the firm's orders slowed? List and clearly label all eight steps