If you do not specify a variable for categories, most statistics produce a bar for each observation in the data table. This is useful when your data is already summarized. In that case, you usually specify Data as the statistic to plot. Each bar reflects the value of the Y variable.
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This data table contains data from a popcorn experiment. Each row is an experiment, and the yield column is the amount of popped corn that resulted.
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Select Graph > Legacy > Chart.
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3.
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4.
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Select Data from the menu of statistics.
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5.
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Click OK.
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The bar chart in Figure 13.10 shows a bar for each experiment (each row) in the data table.
