Here Are Statistics on Order Sizes of Megalith Construction Supply's $$\begin{array} { l c r } & \text { Girders } & \text { Rivets } \\\text { Mean } & 160 & 2800 \\\text { Std. Dev. } & 48 & 702\end{array}$$

Multiple Choice

Here are statistics on order sizes of Megalith Construction Supply's shipments of two kinds of construction materials last year. $$\begin{array} { l c r } & \text { Girders } & \text { Rivets } \\\text { Mean } & 160 & 2800 \\\text { Std. Dev. } & 48 & 702\end{array}$$ Which order sizes have greater variability?

A) Girders
B) Rivets
C) They are the same.
D) Cannot be determined without knowing n $\overline { X ^ { * } }$ $\overline { X ^ { * } }$