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

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

See how a running total differs from a rate of change, using parcels delivered each day as an example. The article shows why “120 parcels by Friday” is not the same as “24 parcels per day,” and how units and time windows make charts easier to read.