Question: Professor Hunking finds an average of 4 grammatical errors (x) per case study submitted by his Business Policy class. The distribution of errors approximates a

Professor Hunking finds an average of 4 grammatical errors (x) per case study submitted by his Business Policy class. The distribution of errors approximates a Poisson distribution.
a. What is the probability that x = 2?
b. What is the probability that x ≤ 2?
c. What is the probability that x > 2?

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