am = new ArrayMaths(newStandardizedAlpha);
int index2 = am.maximumIndex();
am = new ArrayMaths(newRawRho);
int index3 = am.minimumIndex();
am = new ArrayMaths(newStandardizedRho);
int index4 = am.minimumIndex();
// majority voting on least consistent item
this.deletedItemIndex = index3;
if(index1==index2 && index1==index3 && index1==index4){