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st: Re: random allocation [was:RE: programming question]


From   "Nick Cox" <[email protected]>
To   <[email protected]>
Subject   st: Re: random allocation [was:RE: programming question]
Date   Mon, 3 Nov 2003 12:00:21 -0000

Consider the results of 

. set seed 31103
. set obs 10 
. gen id = _n 
. gen random = uniform()
. sort random 
. gen treatment = cond(_n <= 5, "A", "B") 
. sort id 
. l id treatment 

Nick 
[email protected] 

Banya, Winston
 
> Can someone pleases show me the command if any that 
> randomly allocates 2
> treatments for example to say 10 people. I need to assign 2 
> treatments A and
> B to 10 people in equal numbers.
> 
> I was wondering that if the first line is 
> 
> set obs 10, then what will follow for the random allocation?
> 

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