... whether or not extra detail work is required 2
Rush whether or not the job was a rush order 2
Manager supervising production manager 5
Music type of music played during production 3
Shift day or night shift 2
Plant new or old plant 2
Total Metal Cost=(Weight Final+Weight Rem)
(Cost Metal/Kg)

Figuring that breakdowns introduce a fixed cost (that is, there is a fixed cost per breakdown rather than per unit), they also added the variable Breakdown/Unit. Finally, conversations with employees suggested that work slowed down if a plant got too hot or too cold. So they added the variable

Sq Temp Deviation=(Room Temp75)2

Sq Temp Deviation gets larger the farther room temperature drifts from 75 degrees. When combined with the variables listed in ...

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