Re: st: simple way to create missing data that is "missing at random" from a small datset

[Suzy <scott_788@wowway.com>]

Thank you for the stata command syntax - I will try this.
Best,
Suzy

Maarten buis wrote:

> Suzy:
> Something like this:
> *--------begin example----------
> sysuse auto, clear
> gen p = invlogit(.1*mpg + rep78 -8)
> sum p
> hist p
> replace price = . if uniform() < p
> *-----------end example-----------
> HTH,
> Maarten
>
> --- Suzy <scott_788@wowway.com> wrote:
>
>  
>
> > I would like to know if Stata has a nifty way of allowing the user to 
> > purposely delete a proportion of data (from specified variables) so that 
> > the missingness of the data meets the missing at random (MAR) 
> > assumption.  I generated a small, complete dataset and  would like to 
> > work through some multiple imputation procedures/formulas manually.
> >
> > Thank you,
> > Suzy
> >
> >
> >
> > *
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> >
> >    
>
> -----------------------------------------
> between 1/2/2006 and 31/3/2006 I will be
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>
> Maarten L. Buis
> Department of Social Research Methodology
> Vrije Universiteit Amsterdam
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