array_x,array_y!Sums the squares of the differences in two corresponding ranges or arrays!is the first range or array of ...

!array_x,array_y!!Sums the squares of the differences in two corresponding ranges or arrays!is the first range or array of values and can be a number or name, array, or reference that contains numbers!is the second range or array of values and can be a number or name, array, or reference that contains numbers!