How can I know whether it is both way or one way (orinating), i queried my daily report and I found out MHT and BHCA with an interval of 60min, i used your formula and I got various high and low result from 0.1-800mili-erlang. I think there is something wrong with my calculation! Can you please help me Cerebrum. Let me give you an example of the busiest hour values:
Can this result be possible?!