Question

The mean of 12, 14, 19, 15, 13, 18, 11 is

Answer 1

Step-by-step explanation:

$mean = \frac{sum \: of \: all \: the \: numbers \:}{how \: many \: numbers \: there \: are.}$

sum of all the number= 12+14+19+15+13+18+11= 102

total numbers= 7

$mean = \frac{102}{7} \\ = 14.57$