Question $14$

$2$ pts

If

$\frac{({\displaystyle \underset{i=1}{\overset{N}{}}}{x}_i{)}^2}{N}=5$

and $N=5,$ then the sum of $x=q,$

$5$ of $-5$

$25$ or $\mathrm{.}25$

$125$ or$-125$

carit be determined $-$ not enough information