Stata The Stata listserver
[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]

st: RE: Diagnostic Plot for distribution of variable z

From   "Nick Cox" <>
To   <>
Subject   st: RE: Diagnostic Plot for distribution of variable z
Date   Mon, 6 Jun 2005 15:57:46 +0100

There are various possibilities here. -skewplot- 
from SSC is another. There was some discussion 
in Stata Journal 4(1) 2004. 

Real outliers show up almost regardless of which 
form of plot you choose. 


> I am trying to find a way to examine the distribution of  
> variable z to see if
> it is negatively or positively skewed. I would like to know 
> what would be the
> command for that. My main objective is to identify outliers 
> in the data set.
> I already tried the command: symplot z (under diagnostic 
> plots). But I am not
> sure if this is the correct one or not. In this plot, the x 
> axis is labelled
> distance below median while the y axis is labeled distance 
> above median.

*   For searches and help try:

© Copyright 1996–2015 StataCorp LP   |   Terms of use   |   Privacy   |   Contact us   |   What's new   |   Site index