Find the Mean (Arithmetic) 25 , 20 , 18 , 25 , 17

$25$ , $20$ , $18$ , $25$ , $17$

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

$\frac{25 + 20 + 18 + 25 + 17}{5}$

Simplify the numerator.

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Add $25$ and $20$ .

$\frac{45 + 18 + 25 + 17}{5}$

Add $45$ and $18$ .

$\frac{63 + 25 + 17}{5}$

Add $63$ and $25$ .

$\frac{88 + 17}{5}$

Add $88$ and $17$ .

$\frac{105}{5}$

Divide $105$ by $5$ .

$21$

Find the Mean (Arithmetic) 25 , 20 , 18 , 25 , 17

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