There is no standard stat with the abbreviation of FA.
If you mean assistant coach than well you get it.
A is assist which is a fielding statistic.
Stat is he/she/it stands
Less than 1.2 is good. Less than 1 is excellent
In softball a run is when you score.
stat is an abbreviation for statistique, (statistical / statistics)
It's the walks and hits per inning pitched. In other words it's the average number of walk and hits a pitcher gives up per inning pitched.
Stat veritas means literally "The truth stands", or "Truth endures".
"R" in softball stats stands for runs