The algebraic sum of the deviation of a set of values from the arithmetic mean is (a) -1 (b) 0 (c) 1 (d) None of these

The algebraic sum of the deviation of a set of values from the arithme

1.	The algebraic sum of the deviation of a set of values from the arithmetic mean is (a) -1 (b) 0 (c) 1 (d) None of these
Answer» Correct Answer is: (b) 0