Here’s a basic queuing theory fact that may have behavioral/psychological implications.
If customers take on avg 10 minutes to serve and arrive randomly at a rate of 5.8 per hour, then with one bank teller working, expected wait is 5 hours. With two tellers, 3 minutes.
1/
— Ben Golub (@ben_golub)
Oct 12, 2021
from http://twitter.com/ben_golub
via IFTTT