implemented beta instance method
implemented beta instance method

smarden1/jstat,JeebsM/jstat,cmpolis/jstat,NorthDecoder/jstat,NorthDecoder/jstat,jstat/jstat,jstat/jstat,ggonzale/jstat,jamescgibson/jstat,smarden1/jstat,akrawitz/jstat,JeebsM/jstat,akrawitz/jstat,ggonzale/jstat