The value of the sum of the deviations from the mean, i.e., must always be
A) less than the zero.
B) negative.
C) either positive or negative depending on whether the mean is negative or positive.
D) zero.

Question

The value of the sum of the deviations from the mean, i.e.,  must always be
A) less than the zero. 
B) negative. 
C) either positive or negative depending on whether the mean is negative or positive. 
D) zero.

Quizplus · Accepted Answer

The sum of the deviations from the mean is always equal to zero. This is because the deviations above the mean cancel out the deviations below the mean, resulting in a net sum of zero. Therefore, the answer is D, zero.

The Value of the Sum of the Deviations from the Mean