If the random variable X is exponentially distributed with parameter $\lambda$ = 3, then P(X $\geq$ 2), up to 4 decimal places, is: $\begin{array}{|l|l|}
\hline\text { A. } & 0.3333 . \
\hline \text { B. } & 0.5000 . \
\hline \text { C. } & 0.6667 . \
\hline \text { D. } & 0.0025 . \
\hline
\end{array}$

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The Answer of If the random variable X is exponentially distributed with parameter $\lambda$ = 3, then P(X $\geq$ 2), up to 4 decimal places, is: $\begin{array}{|l|l|}
\hline\text { A. } & 0.3333 . \
\hline \text { B. } & 0.5000 . \
\hline \text { C. } & 0.6667 . \
\hline \text { D. } & 0.0025 . \
\hline
\end{array}$

If the Random Variable X Is Exponentially Distributed with Parameter λ\lambdaλ

If the Random Variable X Is Exponentially Distributed with Parameter $\lambda$