Average Working Times, Worker Variability, and Positioning Your Operators
People Are Different From Each Other
When we think of the billions of dollars that companies are spending on their production operations, even tiny percentage improvements become financially significant. What might be a microsecond difference per task or even per product cycle can scale up into minutes, hours, and days when the bigger picture is looked at. It is understandable that one of the aims of manufacturing science has been to get average working times down, even if this is by a fraction of a second per cycle.
When we take a closer look at this variable, however, we see there are two important concepts that need to be understood for effective positioning of operators ...