If the standard deviation of a set of data is zero, what can you conclude about the set of values?
A) All values are identical.
B) The sum of the values is zero.
C) All values are equal to zero.
D) The sum of the deviations from the mean is zero.

Question

Quizplus · Accepted Answer

If the standard deviation is zero, it means there is no variation among the data points, so all values must be identical.

If the Standard Deviation of a Set of Data Is