1.

2.

Select Graph > Graph Builder.

3.

4.

Select Statistical > Col Mean.

5.

In the formula, click height so that the blue box is around only the variable name.

Figure 3.22 Select the height Variable
Figure 3.23 Click the Plus Sign
8.

Click Statistical > Col Std Dev.

9.

Click height.

Figure 3.24 Formula for Upper Bound
12.

Click OK.

13.

14.

1.

2.

3.

Figure 3.25 Selecting Col Std Dev and Making It Negative
Figure 3.26 Formula for Lower Bound
4.

Click OK.

5.

6.

1.

2.

Figure 3.27 Area Plot
7.

In the Line options, click the triangle next to Variables. Deselect Y upper and Y lower. See Figure 3.28.

Figure 3.28 Area Plot with Mean Line
8.

(Optional) Click Done.

The dark blue line connects the mean heights for each age group. As expected, height tends to increase as age increases. The shaded area shows a range of one standard deviation above and one standard deviation below the mean height at each age group.