Find the Mean 130 , 132 , 144 , 128 , 144 , 133

$130$ , $132$ , $144$ , $128$ , $144$ , $133$

Step 1

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

$\frac{130 + 132 + 144 + 128 + 144 + 133}{6}$

Step 2

Simplify the numerator.

Add $130$ and $132$ .

$\frac{262 + 144 + 128 + 144 + 133}{6}$

Add $262$ and $144$ .

$\frac{406 + 128 + 144 + 133}{6}$

Add $406$ and $128$ .

$\frac{534 + 144 + 133}{6}$

Add $534$ and $144$ .

$\frac{678 + 133}{6}$

Add $678$ and $133$ .

$\frac{811}{6}$

Step 3

Divide.

$135.1\overline{6}$

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.

$135.2$

Find the Mean 130 , 132 , 144 , 128 , 144 , 133

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