JDI, Inc Is Trying to Decide Whether to Make-Or-Buy a Part

question 109

Essay

JDI, Inc. is trying to decide whether to make-or-buy a part (#J-45FPT). Purchasing the part would cost them $1.50 each. If they design and produce it themselves, it will result in a per unit cost of $0.75. However, the design investment would be $50,000. Further, they realize that for this type of part, there is a 30% chance that the part will need to be redesigned at an additional cost of $50,000. Regardless of whether they make-or-buy the part, JDI will need 100,000 of these parts. Using decision trees analysis and EMV, what should JDI do?
Show the decision tree.

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Definitions:

Ending Inventory

The total value of goods available for sale at the end of an accounting period, calculated as beginning inventory plus purchases less cost of goods sold.

Conversion Costs

are the costs required to convert raw materials into finished goods, comprising direct labor and manufacturing overhead.

Weighted-Average Method

An inventory costing method that calculates the cost of ending inventory and the cost of goods sold based on the weighted average cost of all items available for sale.

Welding Department

A specific division within a manufacturing facility focused on welding processes, often critical in the fabrication and assembly of metal parts.