Let X∼Poisson(λ=2)X \sim \text{Poisson}(\lambda = 2)X∼Poisson(λ=2). What is P(X≥2)P(X \ge 2)P(X≥2)?
1−3e−21 - 3e^{-2}1−3e−2
e−2e^{-2}e−2
1−e−21 - e^{-2}1−e−2
2e−22e^{-2}2e−2