Solve the Problem A)245
B)2

Multiple Choice

Solve the problem.
-Find the standard deviation for the given probability distribution. $$\begin{array} { c | c } \mathrm { x } & \mathrm { P } ( \mathrm { x } ) \\\hline 0 & 0.37 \\\hline 1 & 0.05 \\\hline 2 & 0.13 \\\hline 3 & 0.25 \\\hline 4 & 0.20\end{array}$$

A) 2.45
B) 2.56
C) 1.60
D) 1.71