Find the Mean 4 , 14 , 9 , 4 , 13 , 9 , 14 , 5 , 16 , 12

$4$ , $14$ , $9$ , $4$ , $13$ , $9$ , $14$ , $5$ , $16$ , $12$

Step 1

The mean of a set of numbers is the sum divided by the number of terms.

$\frac{4 + 14 + 9 + 4 + 13 + 9 + 14 + 5 + 16 + 12}{10}$

Step 2

Simplify the numerator.

Add $4$ and $14$ .

$\frac{18 + 9 + 4 + 13 + 9 + 14 + 5 + 16 + 12}{10}$

Add $18$ and $9$ .

$\frac{27 + 4 + 13 + 9 + 14 + 5 + 16 + 12}{10}$

Add $27$ and $4$ .

$\frac{31 + 13 + 9 + 14 + 5 + 16 + 12}{10}$

Add $31$ and $13$ .

$\frac{44 + 9 + 14 + 5 + 16 + 12}{10}$

Add $44$ and $9$ .

$\frac{53 + 14 + 5 + 16 + 12}{10}$

Add $53$ and $14$ .

$\frac{67 + 5 + 16 + 12}{10}$

Add $67$ and $5$ .

$\frac{72 + 16 + 12}{10}$

Add $72$ and $16$ .

$\frac{88 + 12}{10}$

Add $88$ and $12$ .

$\frac{100}{10}$

Step 3

Divide $100$ by $10$ .

$10$