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 |
Muhammad Anees <anees@aneconomist.com> |

To |
statalist@hsphsun2.harvard.edu |

Subject |
Re: st: RE: rearrange table |

Date |
Fri, 10 Feb 2012 20:31:13 +0500 |

First Comment: You need to ask in a new thread. Second. check -help varstable- and read till the end where you can see the following: r(Re) real part of the eigenvalues of A r(Im) imaginary part of the eigenvalues of A r(Modulus) modulus of the eigenvalues of A Hope this helps. Anees On Fri, Feb 10, 2012 at 8:18 PM, Muhammad Akram <aasim548@hotmail.com> wrote: > > Hi all, > > I want to know the procedure of how eigenvalue's companion matrix is generated in stata when using varstable command. > > > > Thanks > > aasim > > >> From: n.j.cox@durham.ac.uk >> To: statalist@hsphsun2.harvard.edu >> Date: Fri, 10 Feb 2012 12:24:56 +0000 >> Subject: RE: st: RE: rearrange table >> >> This is shorter than my original (quoted below) and the same length at 10 lines as my second solution. >> >> I am sure that Phil and I would both be pleased to see shorter solutions. >> >> The bitter-sweet principle is that there is a syntax to produce any table you want: it's just called Stata. >> >> Nick >> n.j.cox@durham.ac.uk >> >> Phil Clayton >> >> -statsby- is very nifty, but in this case you can of course get away with something a little simpler for constructing the results dataset: >> >> sysuse auto, clear >> collapse (mean) mean=mpg (sd) sd=mpg (count) n=mpg, by(foreign) >> gen ub=mean + invttail((n-1), 0.025) * sd/sqrt(n) >> gen lb=mean - invttail((n-1), 0.025) * sd/sqrt(n) >> >> Followed by Nick's: >> rename (sd mean lb ub) (statsd statmean statlb statub) >> reshape long stat, i(foreign) string >> label def which 1 mean 2 sd 3 lb 4 ub >> encode _j , label(which) gen(which) >> label def which 3 "95% limit: lower" 4 "upper", modify >> tabdisp which foreign, c(stat) format(%3.2f) >> >> On 10/02/2012, at 10:21 PM, Nick Cox wrote: >> >> > sysuse auto, clear >> > statsby mean=r(mean) ub=r(ub) lb=r(lb), by(foreign) : ci mpg >> > save bystat, replace >> > sysuse auto, clear >> > statsby sd=r(sd), by(foreign) : su mpg >> > merge 1:1 foreign using bystat >> > drop _merge >> > rename (sd mean lb ub) (statsd statmean statlb statub) >> > reshape long stat, i(foreign) string >> > label def which 1 mean 2 sd 3 lb 4 ub >> > encode _j , label(which) gen(which) >> > label def which 3 "95% limit: lower" 4 "upper", modify >> > tabdisp which foreign, c(stat) format(%3.2f) >> >> >> * >> * 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/ > * > * 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/ -- Best --------------------------- Muhammad Anees Assistant Professor/Programme Coordinator COMSATS Institute of Information Technology Attock 43600, Pakistan http://www.aneconomist.com * * 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**:**st: rearrange table***From:*Nikolaos Pandis <npandis@yahoo.com>

**st: RE: rearrange table***From:*Nick Cox <n.j.cox@durham.ac.uk>

**Re: st: RE: rearrange table***From:*Phil Clayton <philclayton@internode.on.net>

**RE: st: RE: rearrange table***From:*Nick Cox <n.j.cox@durham.ac.uk>

**RE: st: RE: rearrange table***From:*Muhammad Akram <aasim548@hotmail.com>

- Prev by Date:
**Re: st: Computing the Gini or another inequality coefficient from a limited number of data points** - Next by Date:
**Re: st: Computing the Gini or another inequality coefficient from a limited number of data points** - Previous by thread:
**RE: st: RE: rearrange table** - Next by thread:
**st: RE: RE: rearrange table** - Index(es):