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From |
Steve Samuels <sjsamuels@gmail.com> |

To |
statalist@hsphsun2.harvard.edu |

Subject |
Re: st: tabulate, summarize() for svy data |

Date |
Fri, 19 Mar 2010 13:12:05 -0400 |

On Fri, Mar 19, 2010 at 12:30 PM, Ricardo Ovaldia <ovaldia@yahoo.com> wrote: > Just to clarify. You multiplied the variance of the mean by the sample size of the population, to get the Standard Deviation and not the Standard error, correct? YES > If yes, do I compute the lower limit for the 95% CI using the SE as: > local ll= el(mm,1,`i') - sqrt(el(VV,`i',`i'))*invttail(e(df_r),(5)/200) > assuming a t-distribution? NO In general, e(V_srssubpop) has nothing to do with the standard errors for survey data. (It only shows up in the computation of design effects) To reproduce the confidence intervals shown by -svy: mean-, use e(V). Steve * * 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/

**References**:**Re: st: tabulate, summarize() for svy data***From:*Steve Samuels <sjsamuels@gmail.com>

**Re: st: tabulate, summarize() for svy data***From:*Ricardo Ovaldia <ovaldia@yahoo.com>

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