A quality inspector for Alpha-Beta Co. is concerned about the quality of the batch of several thousand blank DVD disks which his company produced this week and is preparing to ship. If the cost of replacing a defective DVD disk once it has been shipped is $2.00, while the cost of 100 percent inspection prior to shipment is $.40 each, at what point is he indifferent between 100 percent inspection and shipment without inspection?
A) 0 percent defectives
B) 2 percent defectives
C) 5 percent defectives
D) 20 percent defectives
E) 30 percent defectives

Question

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The Answer of A quality inspector for Alpha-Beta Co. is concerned about the quality of the batch of several thousand blank DVD disks which his company produced this week and is preparing to ship. If the cost of replacing a defective DVD disk once it has been shipped is $2.00, while the cost of 100 percent inspection prior to shipment is $.40 each, at what point is he indifferent between 100 percent inspection and shipment without inspection?
A) 0 percent defectives
B) 2 percent defectives
C) 5 percent defectives
D) 20 percent defectives
E) 30 percent defectives

A Quality Inspector for Alpha-Beta Co