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17.3: Apéndice C- Datos sobre algunas distribuciones comunes
https://espanol.libretexts.org/Estadisticas/Teoria_de_Probabilidad/Probabilidad_Aplicada_(Pfeiffer)/17%3A_Ap%C3%A9ndices/17.03%3A_Ap%C3%A9ndice_C-_Datos_sobre_algunas_distribuciones_comunes
$E[X] = \mu$ $\text{Var}[X] = \mu$ $M_X (s) = e^{\mu (e^s - 1)}$ $g_X (s) = e^{\mu (s - 1)}$ Triangular simétrico $(-a, a)$ \(f_X (t) = \begin{cases} (a + t)/a^2 & -a \le t < 0 \\ (a - t)/a^2 & 0... $E[X] = \mu$ $\text{Var}[X] = \mu$ $M_X (s) = e^{\mu (e^s - 1)}$ $g_X (s) = e^{\mu (s - 1)}$ Triangular simétrico $(-a, a)$ $f_X (t) = \begin{cases} (a + t)/a^2 & -a \le t < 0 \\ (a - t)/a^2 & 0 \le t \le a \end{cases}$ $E[X] = \dfrac{\alpha}{\lambda}$ $\text{Var} [X] = \dfrac{\alpha}{\lambda^2}$ $M_X (s) = (\dfrac{\lambda}{\lambda - s})^{\alpha}$ $f_X (t) = \dfrac{\Gamma (r + s)}{\Gamma (r) \Gamma (s)} t^{r -1} (1 - t)^{s - 1}$ $0 < t < 1$ , $r > 0$ , $s > 0$

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