Consider “what’s the variable representing the sum of the result of 2 dice?”

\begin{equation} Y = \sum_{i=1}^{2} X \end{equation}

where \(X\) is a random variable representing the result of once dice.

Consider “what’s the variable representing the sum of the result of 2 dice?”

\begin{equation} Y = \sum_{i=1}^{2} X \end{equation}

where \(X\) is a random variable representing the result of once dice.