Vehicles
Four Families Live on a Cul-De-Sac Represent a Very

Vehicles
Four families live on a cul-de-sac represent a very small population.The number of vehicles owned by each family is shown below:
$$\begin{array} { | c | c | } \hline \text { Family } & \boldsymbol { x } \text { = Number of vehicles } \\\hline \text { Ali } & 1 \\\text { Brown } & 1 \\\text { Cosby } & 2 \\\text { Davis } & 3 \\\hline\end{array}$$
-Calculate the standard deviation of the sample means.