See how a running total differs from a rate of change, using parcels as an...

https://www.pexels.com/@winnie-pfeiffer-2165489452/

See how a running total differs from a rate of change, using parcels as an example. The article shows why 18 parcels by noon isn’t the same as 3 parcels per hour, and how units and time windows keep work charts clear at a glance.