Notice: On March 31, it was **announced** that Statalist is moving from an email list to a **forum**. The old list will shut down on April 23, and its replacement, **statalist.org** is already up and running.

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

From |
Guy Grossman <guygrossman1@gmail.com> |

To |
statalist@hsphsun2.harvard.edu |

Subject |
Re: st: creating variable from svy: proportion |

Date |
Mon, 3 May 2010 11:52:07 -0400 |

weights were constructed by calculating the inverse of the probability of being included in the sample (basically 1/(multiplying probability in each of the three sampling stages)). For which constructions you believe pweights would be biased? what re-weighting method do you propose? Guy On Mon, May 3, 2010 at 11:43 AM, Steve Samuels <sjsamuels@gmail.com> wrote: > How were the weights constructed, Guy? For some constructions, the > estimates for individual cooperatives could be quite biased, and > re-weighting might be necessary. > > Steve > > On Mon, May 3, 2010 at 10:20 AM, Guy Grossman <guygrossman1@gmail.com> wrote: >> Dear Stata listers, >> >> forgive me for posting such a basic question. I am using Stata 10.1 to >> analyze an original stratified three-stage cluster sample survey in >> which observation are farmers (individuals) sampled from groups >> (pocode) themselves sampled from larger farmer cooperatives (dccode). >> isb17 is a dummy variable measured at the individual level. I am >> trying to create a variable at the PSUs level (dccode), which is the >> proportion of farmers in the cooperative that have isb17==1. I am >> reluctant to use the collapse command given the survey design. >> >> svyset dccode [pw= pweight], strata (strata) fpc(fpc1) || pocode, >> fpc(npos) || _n, fpc(popop) >> svy: proportion isb17, over(dccode) >> >> What I am failing to do, is to take the e(b) from ereturn and generate >> a variable that represents isb17==1 at the dccode level. >> Help would be highly appreciated. >> >> Cheers, >> Guy >> >> * >> * For searches and help try: >> * http://www.stata.com/help.cgi?search >> * http://www.stata.com/support/statalist/faq >> * http://www.ats.ucla.edu/stat/stata/ >> > > > > -- > Steven Samuels > sjsamuels@gmail.com > 18 Cantine's Island > Saugerties NY 12477 > USA > Voice: 845-246-0774 > Fax: 206-202-4783 > > * > * For searches and help try: > * http://www.stata.com/help.cgi?search > * http://www.stata.com/support/statalist/faq > * http://www.ats.ucla.edu/stat/stata/ > -- Guy Grossman | PhD Candidate - Columbia University | Political Science Department | IGERT International Development and Globalization Fellow | (+1917) 664-6946 | gsg2102@columbia.edu | skype: gugrossman | http://www.columbia.edu/~gsg2102/ | * * For searches and help try: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/

**Follow-Ups**:**Re: st: creating variable from svy: proportion***From:*Steve Samuels <sjsamuels@gmail.com>

**References**:**st: creating variable from svy: proportion***From:*Guy Grossman <guygrossman1@gmail.com>

**Re: st: creating variable from svy: proportion***From:*Steve Samuels <sjsamuels@gmail.com>

- Prev by Date:
**Re: st: Text size in graphs** - Next by Date:
**st: RE: My program does not accept more than two args** - Previous by thread:
**Re: st: creating variable from svy: proportion** - Next by thread:
**Re: st: creating variable from svy: proportion** - Index(es):