Find the Mean 9.2 , 9.3 , 9.6 , 8.9 , 9.1

$9.2$ , $9.3$ , $9.6$ , $8.9$ , $9.1$

Step 1

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

$\frac{9.2 + 9.3 + 9.6 + 8.9 + 9.1}{5}$

Step 2

Simplify the numerator.

Add $9.2$ and $9.3$ .

$\frac{18.5 + 9.6 + 8.9 + 9.1}{5}$

Add $18.5$ and $9.6$ .

$\frac{28.1 + 8.9 + 9.1}{5}$

Add $28.1$ and $8.9$ .

$\frac{37 + 9.1}{5}$

Add $37$ and $9.1$ .

$\frac{46.1}{5}$

Step 3

Divide $46.1$ by $5$ .

$9.22$

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.

$9.22$

Find the Mean 9.2 , 9.3 , 9.6 , 8.9 , 9.1

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