Respuesta :

riles7
I'm pretty sure it's 12.
proverbialtoast
Hello,

To find the mean of a set of a numbers, you find the sum of all the numbers, and divide the sum by the number of values.

In this case, it would be:

(19+16+24+12+16+21+18)/7 = 126/7 = 18

Hope this helps!