Margin totals in xtabs
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by James
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Published on 2010-04-02T13:06:16Z
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2010/04/02
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If you have 2 cross classifying variables you can use rowSums and colSums to produce margin totals on an xtabs output. But how can it be done if you have 3 classifying variables (ie margin totals in each sub table)?
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