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help for kdbox
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Kernal Density Plot with Boxplot

        kdbox [variable] [weight] [if exp] [in range], mean nograph
              generate(newvarx newvard) n(#) width(#)
              {biweight|cosine|epan|gauss|parzen|rectangle|triangle} normal
              stud(#) at(varx) symbol(...) connect(...) title(string)
              graph_options ]

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        Only fweights are allowed; see help weights.

        Syntax basically the same as kdensity.

Description
 kdbox plots a boxplot above a kernal density plot. The wiskers on the boxplot
 extend to min and max.  Potential outliers are not indicated.
  
Options

 mean include mean in boxplot

 Does not allow the by option.

 Other options same as kdensity

Examples
     . kdbox mpg
     . kdbox mpg, normal mean

Author
     Philip B. Ender
     UCLA Department of Education
     UCLA Academic Technology Services
     ender@ucla.edu

Manual: [R] kdensity
On-line:  help for kdensity, graph, hist