Question

Make a box and whiskers plot from this data. 15, 20, 9, 32, 27, 19, 16, 28, 31, 7, 11, 19

If the mean of a set of 12 numbers is 13, then the sum of the numbers is?

Answer 1

We know,

$Mean = \dfrac{Sum}{12}$

We have given Mean $= 13$

Sum $= 13\times 12 = 156$