Calculate the Mean for the Discrete Probability Distribution Shown Here $\begin{array}{l|cccc}X & 1 & 6 & 8 & 10 \\\hline P(X) & 0.02 & 0.2 & 0.06 & 0.72\end{array}$

Multiple Choice

Calculate the mean for the discrete probability distribution shown here. $\begin{array}{l|cccc}X & 1 & 6 & 8 & 10 \\\hline P(X) & 0.02 & 0.2 & 0.06 & 0.72\end{array}$

A) 6.25
B) $2.225$
C) 25
D) $8.9$