Find the Median 3 , 5 , 1 , 5 , 1 , 1 , 2 , 3 , 15

$3$ , $5$ , $1$ , $5$ , $1$ , $1$ , $2$ , $3$ , $15$

Arrange the terms in ascending order.

$1, 1, 1, 2, 3, 3, 5, 5, 15$