Identifying a Distribution from its PGF - Quant Trader Interview Question
Difficulty: Medium
Category: Probability & Statistics
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Topics: probability, pgf, poisson, distributions
Problem Description
A discrete random variable has the probability generating function (PGF) given by $G(s) = e^{\lambda(s-1)}$, where $\lambda > 0$. Identify the distribution of this random variable.
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