central
The 0th moment is the count, the 1st central moment zero, the 2nd, 3rd, and 4th central moments
Return
an array holding the central moments, 0, 1, 2, 3, 4
The 0th moment is the count, the 1st central moment zero, the 2nd, 3rd, and 4th central moments
an array holding the central moments, 0, 1, 2, 3, 4