Find the Mean 101 , 521 , 125 , 325 , 107 , 125 , 917

$101$ , $521$ , $125$ , $325$ , $107$ , $125$ , $917$

Step 1

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

$\frac{101 + 521 + 125 + 325 + 107 + 125 + 917}{7}$

Step 2

Simplify the numerator.

Add $101$ and $521$ .

$\frac{622 + 125 + 325 + 107 + 125 + 917}{7}$

Add $622$ and $125$ .

$\frac{747 + 325 + 107 + 125 + 917}{7}$

Add $747$ and $325$ .

$\frac{1072 + 107 + 125 + 917}{7}$

Add $1072$ and $107$ .

$\frac{1179 + 125 + 917}{7}$

Add $1179$ and $125$ .

$\frac{1304 + 917}{7}$

Add $1304$ and $917$ .

$\frac{2221}{7}$

Step 3

Divide.

$317.28571428$

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.

$317.3$

Find the Mean 101 , 521 , 125 , 325 , 107 , 125 , 917

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