dispbars: Dispersion bars
Description
Display line/cap bars at specified points on a plot representing
measures of dispersion.Usage
dispbars(x,y,ulim,llim=ulim,arrow.cap=0.01,arrow.gap=NA,...)
Arguments
x,y
x and y position of the centers of the bars
ulim,llim
The extent of the dispersion measures.
arrow.cap
The width of the cap at the outer end of each bar
as a proportion of the width of the plot.
arrow.gap
The gap to leave at the inner end of each bar.
Defaults to two thirds of the height of a capital "O".
...
additional arguments passed to arrows.
Details
If arrow.gap is greater than or equal to the upper or lower
limit for a bar, segments is used to draw the upper and
lower caps with no bars to avoid zero length arrows.