Find the Mean 133 , 135 , 147 , 131 , 147 , 136

$133$ , $135$ , $147$ , $131$ , $147$ , $136$

Step 1

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

$\frac{133 + 135 + 147 + 131 + 147 + 136}{6}$

Step 2

Simplify the numerator.

Add $133$ and $135$ .

$\frac{268 + 147 + 131 + 147 + 136}{6}$

Add $268$ and $147$ .

$\frac{415 + 131 + 147 + 136}{6}$

Add $415$ and $131$ .

$\frac{546 + 147 + 136}{6}$

Add $546$ and $147$ .

$\frac{693 + 136}{6}$

Add $693$ and $136$ .

$\frac{829}{6}$

Step 3

Divide.

$138.1\overline{6}$

Step 4

The mean should be rounded to one more decimal place than the original data. If the original data were mixed, round to one decimal place more than the least precise.

$138.2$

Find the Mean 133 , 135 , 147 , 131 , 147 , 136

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