Chapter 3 Productivity, Efficiency, and Machine Downtime
3.1 Brief Explanation of Productivity, Efficiency, and Machine Downtime
Productivity, expressed as a percent, is the ratio of output and input for a specific time period, as an eight-hour shift, a week or a month, The term can apply to a work center, an assembly line, a specific machine or group of machines or an entire facility. It is usually refers to a manufacturing operation but could be adapted to any activity that has outputs and uses inputs to achieve the outputs. As an example, productivity of an automobile service center whose only service to change motor oil and filter I would be ratio of automobiles serviced to the number of automobiles that could ...
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