Posted by **Dom** on Tuesday, September 13, 2011 at 12:24am.

I you are told that a data set has a mean of 25 and a variance of 0 you can conclude that

A)There is only one observation in the data set

B) There are no observations in the data set

C)All of the observation in the data set are 25

D)Someone has made a mistake

E) None of the Above

I picked C am I right

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