Algebra Examples

$13$ , $17$ , $15$ , $18$ , $21$ , $13$ , $20$

Step 1

Arrange the terms in ascending order.

$13, 13, 15, 17, 18, 20, 21$

Step 2

The median is the middle term in the arranged data set.

$17$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$