Question: Mark's Ceramics spent $ 4 , 0 0 0 on a new furnace last year in the belief that it would cut annual energy usage
Mark's Ceramics spent $ on a new furnace last year in the belief that it would cut annual energy usage by over the old furnace. This furnace is an oven
that turns "greenware" into finished pottery. Mark is concerned that the new furnace requires extra labor hours for its operation. Mark wants to check the energy
savings of the new oven, and also to look over other measures of their productivity to see if the change really was beneficial. Mark has the following data to work
with:
points
Were the changes beneficial based on productivity calculations?
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