X Has the Probability Distribution $\begin{array} { l r r r r r } \mathrm { X } & - 2 & - 1 & 9 & 1 & 2 \\\mathrm { P } ( \mathrm { X } ) & .2 & .2 & .2 & .2 & .2\end{array}$

question 41

Multiple Choice

X has the probability distribution: $\begin{array} { l r r r r r } \mathrm { X } & - 2 & - 1 & 9 & 1 & 2 \\\mathrm { P } ( \mathrm { X } ) & .2 & .2 & .2 & .2 & .2\end{array}$
Compute the expected value of X.

• A)1.3
• B)1.0
• C)2.4
• D)1.8

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