[Solution Library] A checkout line at a grocery store has a n average of 3 people waiting. What is the probability of 7 people waiting if this approximates
Question: A checkout line at a grocery store has a n average of 3 people waiting. What is the probability of 7 people waiting if this approximates a Poisson.
Deliverable: Word Document 
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Commutative Property of Addition - MathCracker.com