SOLUTION: If the standard deviation of a sample is 0, must all the numbers in the sample be the same numbers? Explain

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Question 1158270: If the standard deviation of a sample is 0, must all the numbers in the sample be the same numbers? Explain
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
Yes.
The values all have to be equal to the mean and therefore equal to each other.