grandes-ecoles 2020 Q3

grandes-ecoles · France · centrale-maths1__psi Probability Generating Functions PGF of sum of independent variables

Justify that $\forall t \in \mathbb{R}, G_{S_n}(t) = \left(G_{X_1}(t)\right)^n$.

Justify that $\forall t \in \mathbb{R}, G_{S_n}(t) = \left(G_{X_1}(t)\right)^n$.