1.

The mean of the data\[{{x}_{1}},{{x}_{2}}........{{x}_{n}}\]is 102.What is the mean of the data \[5{{x}_{1}},5{{x}_{2}},......,5{{x}_{n}}?\]

A.  102  
B.  204
C. 30
D.  510
Answer» E.


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