Compute the Variance and Standard Deviation of a Discrete Random Variable
-From the probability distribution, find the mean and standard deviation for the random variable $x$, which represents the number of bicycles 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

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

Compute the Variance and Standard Deviation of a Discrete Random xxx

Compute the Variance and Standard Deviation of a Discrete Random $x$