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discrete plot {exp(-l) l^n/n!, binom(20,n) * 0.9179^n(1-0.9179)^(20-n)} for n=0..25 where l=18.3583
discrete plot {exp(-l) l^n/n!, binom(20,n) * 0.9179^n(1-0.9179)^(20-n)} for n=0..25 where l=18.3583
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