[at-l] Math & the measurement of the trail, was Georgia AT - post number one

[Gary Ticknor]

I hate putting new tires on the car, and seeing my observed gas mileage 
drop :(  Imprecision is bliss..

- Greenbriar

Arthur Gaudet wrote:
> (Ah, Thanks Greenbriar, for the correction! Here's a post that perhaps no one at
> all will read! I hope Pitts will be interested and perhaps contribute as well.)
>
> Precision, repeatability, accuracy, and also average, mean, median - they all
> have definitions,...