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

https://articlegrovey.com/s/Ph1A9YQDptH7i2wWa4zZ1

See how a running total of parcels differs from a rate of change, like parcels per hour. Learn why units matter, how each time window shapes the rate, and how to read both measures in daily work so you know what changed and what simply piled up.