From the probability distribution, find the mean and standard deviation for the random variable x, which
represents the number of cars per household in a town of 1000 households. $$\begin{array} { c | c }
\mathrm { x } & \mathrm { P } ( \mathrm { x } ) \
\hline 0 & 0.125 \
1 & 0.428 \
2 & 0.256 \
3 & 0.108 \
4 & 0.083
\end{array}$$

Question

From the probability distribution, find the mean and standard deviation for the random variable x, which
represents the number of cars per household in a town of 1000 households. $$\begin{array} { c | c } 
\mathrm { x } & \mathrm { P } ( \mathrm { x } ) \
\hline 0 & 0.125 \
1 & 0.428 \
2 & 0.256 \
3 & 0.108 \
4 & 0.083
\end{array}$$

Quizplus · Accepted Answer

The Answer of From the probability distribution, find the mean and standard deviation for the random variable x, which
represents the number of cars per household in a town of 1000 households. $$\begin{array} { c | c } 
\mathrm { x } & \mathrm { P } ( \mathrm { x } ) \
\hline 0 & 0.125 \
1 & 0.428 \
2 & 0.256 \
3 & 0.108 \
4 & 0.083
\end{array}$$

From the Probability Distribution, Find the Mean and Standard Deviation