frequency.polygon(haerdle)R Documentation

Plots frequency polygon

Description

Plots frequency polygon. This joins the tops of the his­ togram bars at their midpoints, to give a crude density estimate.

Usage

frequency.polygon(data, h, x0)

Arguments

data data vector
h bin width
x0 start of first bin

Value

none

Note

References

`Smoothing Techniques with Implementation in S', Wolfgang Haerdle, Springer, 1991

See Also

histogram, histog, hist

Examples

data(dat.mixed)
# Figure 1.13
frequency.polygon(dat.mixed, 0.9467, 0)


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