plot is incorrectly written, and should be written as "Plot" being its meaning:
Before the massive use of the plotter for printing of maps, in the field of geography is understood as plotting the representation ( drawing ) on a map or flat elements whose coordinates are known. With the arrival of the plotter is gave a twist to the meaning of the word and is now defined as such to the impressions of large size... for this last case, you should write the word in the following manner: plot, to make it consistent with its root...