Find the Range 2 , 3 , 2 , 1 , 0 , 0 , 0 , 2 , 1

$2$ , $3$ , $2$ , $1$ , $0$ , $0$ , $0$ , $2$ , $1$

Subtract the minimum data value from the maximum data value to find the data range. In this case, the data range is $3 - 0 = 3$ .