hist.scott {MASS}R Documentation

Plot a Histogram with Automatic Bin Width Selection

Description

Plot a histogram with automatic bin width selection, using the Scott or Freedman-Diaconis formulae.

Usage

hist.scott(x, prob = TRUE, ...)
hist.FD(x, prob = TRUE,  ...)
nclass.scott(x)
nclass.FD(x)

Arguments

x A data vector
prob Should the plot have unit area, so be a density estimate?
... Further arguments to hist.

Details

nclass.scott uses Scott's choice for a normal distribution based on the estimate of the standard error, and nclass.FD uses the Freedman-Diaconis choice based on the inter-quartile range.

Value

For the nclass.* functions, the suggested number of classes.

Side Effects

The hist.* function plot a histrogram.

References

Venables, W. N. and Ripley, B. D. (1999) Modern Applied Statistics with S-PLUS. Springer, pages 118–9.

See Also

hist