Statistics Examples

${4, 6, 8, 8, 9}$

Step 1

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

$\frac{4 + 6 + 8 + 8 + 9}{5}$

Step 2

Simplify the numerator.

Tap for more steps...

Step 2.1

Add $4$ and $6$ .

$\frac{10 + 8 + 8 + 9}{5}$

Step 2.2

Add $10$ and $8$ .

$\frac{18 + 8 + 9}{5}$

Step 2.3

Add $18$ and $8$ .

$\frac{26 + 9}{5}$

Step 2.4

Add $26$ and $9$ .

$\frac{35}{5}$

Step 3

Divide $35$ by $5$ .

$7$