1.

The mean of n times is \[\overline{x}\]. If the first terms is increased by 1, second by 2 and so on, then new mean is

A. \[\bar{x}+n\]
B. \[\bar{x}+\frac{n}{2}\]
C. \[\bar{x}+\frac{n+1}{2}\]
D. None of these
Answer» D. None of these


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