SOLUTION: AFter completing an exam you find that the standard deviation is equal to -2.33. It is reasonable to assume that A. A mistake has been made B the average value is zero c the var

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Question 625149: AFter completing an exam you find that the standard deviation is equal to -2.33. It is reasonable to assume that
A. A mistake has been made
B the average value is zero
c the variance is negative
d all observations are the same value
Answer by oscargut(2103) About Me  (Show Source):
You can put this solution on YOUR website!
Answer:
A. A mistake has been made


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