Calculate the Standard Deviation of X for the Probability Distribution $$\begin{array} { | c | c | c | c | c | } \hline x & 2 & 4 & 5 & 3 \\\hline P ( X = x ) & 0.5 & 0.1 & 0.2 & 0.2 \\\hline\end{array}$$

Multiple Choice

Calculate the standard deviation of X for the probability distribution. $$\begin{array} { | c | c | c | c | c | } \hline x & 2 & 4 & 5 & 3 \\\hline P ( X = x ) & 0.5 & 0.1 & 0.2 & 0.2 \\\hline\end{array}$$ Round your answer to two decimal places if necessary.

A) 1.25
B) 3
C) 1.4
D) 6
E) 1.18