Determine the Indicated Probability for a Poisson Random Variable with the Given

Multiple Choice

Determine the indicated probability for a Poisson random variable with the given values of $\lambda \text { and } t \text {. }$ $\lambda = 0.8 , t = 4 , P ( \text { At least } 2 )$

A) 0.9592
B) 0.0408
C) 0.8288
D) 0.6201