Writing and Publishing Scientific Articles
8-24
Solutions
▪ The dependent variable is now plotted on the y-axis.
▪ Both axes are labeled with a variable and units.
▪ The symbols are larger and easier to distinguish.
▪ A symbol key has been added to the graph. The key identifies the control curve. ▪ The legend has been revised to remove the symbol key and to simplify the expression of the idea that the data are mean values. Improved Graph 2A
250
Control
Drug A
Drug B
Mea
200
n
Bod
150
y
Wei
ght,
100
g
50
0
0
2
4
6
8 10 12
Age, weeks
Figure 17. Mean body weights of rats treated for 10 weeks with drug A or B. Control rats received vehicle. Treatments began when rats were 2 weeks old and weighed approximately 50 grams. Each group consisted of 10 rats.
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