Chapter $8,$ Problem #$18$: Franklin Tooling, Inc., manufactures specialty tooling for firms in the paper$-$making industry. All of its products are engineer$-$to$-$order and so the company never knows exactly what components to purchase for a tool until a customer places an order. However, the company believes that weekly demand for a few components is fairly stable. Component $135.$AG is one such item. The past $26$ weeks of historical use of three$-$period moving average