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harrismcgehee 2016-08-15 08:33:19 -04:00 committed by Hadley Wickham
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@ -41,7 +41,7 @@ There are three interrelated rules which make a dataset tidy:
1. Each variable must have its own column.
1. Each observation must have its own row.
1. Each value much have its own cell.
1. Each value must have its own cell.
Figure \@ref(fig:tidy-structure) shows the rules visually.