Compute the Range of a Variable from Raw Data
-The $\begin{array} { l l l l l l l l l l } 70 & 72 & 71 & 70 & 69 & 73 & 69 & 68 & 70 & 71 \end{array}$

Compute the Range of a Variable from Raw Data
-The January utility bills (in dollars) for 20 residents of a large city are listed below. Find the range of the data.
$\begin{array} { l l l l l l l l l l } 70 & 72 & 71 & 70 & 69 & 73 & 69 & 68 & 70 & 71 \end{array}$
$\begin{array} { l l l l l l l l l l } 67 & 71 & 70 & 74 & 69 & 68 & 71 & 71 & 71 & 72 \end{array}$

A) $\$ 7$
B) $\$ 2.98$
C) $\$ 2$
D) $\$ 1.73$