Update src/regression.js
Update src/regression.js

Fixed some issues with missing semicolons
Updated regresst function (anova results, Standard Error, T score & p value for regressors)
Removed the usage of function wide variables

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