You just got hired as a quality intern for a small startup making 3d printers. each printer uses a number of small motors and one of your jobs is to make sure that these motors, received from a small supplier, meet your rpm (revolutions per minute) specifications. the supplier sends you an mean chart (x-bar chart) with each batch of motors to show you that the average rpms for each batch meets your specifications. notwithstanding this information from the supplier, you are seeing some unexpected inconsistent performance among the motors within each batch. what should be your first step to you and the supplier get to the bottom of this issue? have the supplier create and send you a p-chart with each batch so that you can understand what proportion of all motors are bad in addition to a mean chart, have the supplier create and send you a range chart with each batch. make sure the supplier's manufacturing process is capable of meeting your design specifications instruct the supplier to send you a range chart with each batch and to not send you any more mean charts.

For each of the following cases determine the ending balance in the inventory account. (hint: first, determine the total cost of inventory available for sale. next, subtract the cost of the inventory sold to arrive at the ending balance.)a. jill’s dress shop had a beginning balance in its inventory account of $40,000. during the accounting period jill’s purchased $75,000 of inventory, returned $5,000 of inventory, and obtained $750 of purchases discounts. jill’s incurred $1,000 of transportation-in cost and $600 of transportation-out cost. salaries of sales personnel amounted to $31,000. administrative expenses amounted to $35,600. cost of goods sold amounted to $82,300.b. ken’s bait shop had a beginning balance in its inventory account of $8,000. during the accounting period ken’s purchased $36,900 of inventory, obtained $1,200 of purchases allowances, and received $360 of purchases discounts. sales discounts amounted to $640. ken’s incurred $900 of transportation-in cost and $260 of transportation-out cost. selling and administrative cost amounted to $12,300. cost of goods sold amounted to $33,900.a& b. cost of goods avaliable for sale? ending inventory?