Skip to main content
. 2011 Nov 11;6(11):e26825. doi: 10.1371/journal.pone.0026825

Figure 3. Three-dimensional plots and corresponding contour plots of the effect of three variables on broth viscosity.

Figure 3

When the effect of two variables was plotted, the other variable was set at central levels. A, interaction of lactose and peptone; B, interaction of lactose and temperature; C, interaction of peptone and temperature.