Effective Figures and Tables
8- 23
Problems
▪ The dependent variable is plotted on the x-axis.
▪ The axes are not labeled with variables or units.
▪ The symbols are too small and virtually indistinguishable.
▪ The symbol key is in the legend, not within the graph, and does not identify which curve represents controls.
Figure 17. Body weights of rats treated for 10 weeks with drug A ( ) or drug B ( ). Control rats received vehicle. Treatment began when rats were 2 weeks old and weighed approximately 50 grams. Each group consisted of 10 rats. Values shown are means.
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