Originally Posted by fietsbob

Where did that number come from?, or, fat chance !,
you only include 30 year old males?

show your data, that you arrived at to say avg 12 mph? sample size,
.. and location of survey?

Or just speak of time in the saddle. for that purpose , over an hour each way..

I'm about 20 minutes , apartment to the Post Office [point of reference ]