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A company using an inspection process in its material receiving department is trying to install an overall cost reduction program. One possible reduction is the elimination of one inspection position. This position tests material that has a defective content on the average of 0.04. By inspecting all items, the inspector is able to remove all defects. The inspector can inspect 50 units per hour. The hourly rate including fringe benefits for this position is $9. If the inspection position is eleminated, defects will go into product assembly and will have to be replaced later at a cost of $10 each when they are detected in finnal product testing.
a. Should this inspection position be eliminatedb. What is the cost to inspect each unitc. Is there benefit or loss from the current inspection process? How much?
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Lewis earned 85 on his biology midterm and 81 on his history midterm. In the biology class the mean score was 79 with standard deviation 5.
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