Find the Mean 6 , 10 , 13 , 15 , 17 , 22 , 22 , 31

$6$ , $10$ , $13$ , $15$ , $17$ , $22$ , $22$ , $31$

Step 1

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

$\frac{6 + 10 + 13 + 15 + 17 + 22 + 22 + 31}{8}$

Step 2

Simplify the numerator.

Add $6$ and $10$ .

$\frac{16 + 13 + 15 + 17 + 22 + 22 + 31}{8}$

Add $16$ and $13$ .

$\frac{29 + 15 + 17 + 22 + 22 + 31}{8}$

Add $29$ and $15$ .

$\frac{44 + 17 + 22 + 22 + 31}{8}$

Add $44$ and $17$ .

$\frac{61 + 22 + 22 + 31}{8}$

Add $61$ and $22$ .

$\frac{83 + 22 + 31}{8}$

Add $83$ and $22$ .

$\frac{105 + 31}{8}$

Add $105$ and $31$ .

$\frac{136}{8}$

Step 3

Divide $136$ by $8$ .

$17$