Find the Mean 5 , 7 , 9 , 11

$5$ , $7$ , $9$ , $11$

Step 1

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

$\frac{5 + 7 + 9 + 11}{4}$

Step 2

Simplify the numerator.

Add $5$ and $7$ .

$\frac{12 + 9 + 11}{4}$

Add $12$ and $9$ .

$\frac{21 + 11}{4}$

Add $21$ and $11$ .

$\frac{32}{4}$

Step 3

Divide $32$ by $4$ .

$8$