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circscatter-------------------------------------------------------------------------------

Scatter plot for circular data with wrapping round of data

circscattervarlist[weight] [ifexp] [inrange] [,xcircycircpad(#)scatter_options]

aweights,fweights andiweights are allowed; see help on weights.The abbreviation

circsc(only) is allowed.

Description

circscatterproduces a scatter plot forvarlistwith some wrapping round of data. It is applicable when at least one of the variables invarlistis a circular variable taking on values between 0 and 360 degrees.

Options

xcircmeans that the last variable named invarlistspecifies a circular variable.

ycircmeans that the first variable named invarlistspecifies a circular variable.

xcircandycircmay be specified together.

pad()places a pad of#degrees at each axis end. Data less than or equal to#degrees are copied at the right or top end of the axis for an interval of 360 to 360 +#degrees. Data more than 360 -#degrees are copied at the left or bottom end of the axis for an interval of -#to 0 degrees. The default is 180, so that a full two cycles are shown.

scatter_optionsare any of the options allowed with scatter.

Examples

. circscatter wallpdf deg, xcirc

. circscatter wallasp axisasp, xcirc ycirc

AuthorNicholas J. Cox, University of Durham, U.K. n.j.cox@durham.ac.uk

Also seeOn-line: help for scatter