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Binomial distribution graph

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wonderboy
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Report Thread starter 15 years ago
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How do you plot x~B(4,0.3) on a graph, I have the answer scheme (june 2003) and it plots a bar chart from 0-4, but I am not sure where they got the Y values from.
Is there some binomial formula I have forgotten
Tanx, W
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Bezza
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(Original post by wonderboy)
How do you plot x~B(4,0.3) on a graph, I have the answer scheme (june 2003) and it plots a bar chart from 0-4, but I am not sure where they got the Y values from.
Is there some binomial formula I have forgotten
Tanx, W
You can use P(X=a) = 4Ca * (0.3)^a * (0.7)^(4-a)
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wonderboy
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thank you please
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