dotchart() function in R Language is used to create a dot chart of the specified data. A dot chart is defined as a plot which is used to draw a Cleveland dot plot.
dotchart(x, labels = NULL, groups = NULL,
gcolor = par(“fg”),
color = par(“fg”))
x: it is defined as numeric vector or matrix
labels: a vector of labels for each point.
groups: a grouping variable indicating how the elements of x are grouped.
gcolor: color to be used for group labels and values.
color: the color(s) to be used for points and labels.