Find the Mean 4 , 1 , 3 , 2 , 2 , 2 , 1 , 1 , 2 , 1 , 2 , 3

$4$ ,

$1$ ,

$3$ ,

$2$ ,

$1$ ,

$2$ ,

$1$ ,

$2$ ,

$3$

Step 1

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

$\frac{4 + 1 + 3 + 2 + 2 + 2 + 1 + 1 + 2 + 1 + 2 + 3}{12}$

Step 2

Simplify the numerator.

Add

$4$ and

$1$ .

$\frac{5 + 3 + 2 + 2 + 2 + 1 + 1 + 2 + 1 + 2 + 3}{12}$

Add

$5$ and

$3$ .

$\frac{8 + 2 + 2 + 2 + 1 + 1 + 2 + 1 + 2 + 3}{12}$

Add

$8$ and

$2$ .

$\frac{10 + 2 + 2 + 1 + 1 + 2 + 1 + 2 + 3}{12}$

Add

$10$ and

$2$ .

$\frac{12 + 2 + 1 + 1 + 2 + 1 + 2 + 3}{12}$

Add

$12$ and

$2$ .

$\frac{14 + 1 + 1 + 2 + 1 + 2 + 3}{12}$

Add

$14$ and

$1$ .

$\frac{15 + 1 + 2 + 1 + 2 + 3}{12}$

Add

$15$ and

$1$ .

$\frac{16 + 2 + 1 + 2 + 3}{12}$

Add

$16$ and

$2$ .

$\frac{18 + 1 + 2 + 3}{12}$

Add

$18$ and

$1$ .

$\frac{19 + 2 + 3}{12}$

Add

$19$ and

$2$ .

$\frac{21 + 3}{12}$

Add

$21$ and

$3$ .

$\frac{24}{12}$

Step 3

Divide

$24$ by

$12$ .

$2$

Find the Mean 4 , 1 , 3 , 2 , 2 , 2 , 1 , 1 , 2 , 1 , 2 , 3

Related Questions