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Re: st: SimpleSlopes in Multilevel Models
From
Stas Kolenikov <[email protected]>
To
[email protected]
Subject
Re: st: SimpleSlopes in Multilevel Models
Date
Sat, 4 Feb 2012 17:07:39 -0500
So what is this EExPOS an interaction of?
On Sat, Feb 4, 2012 at 11:31 AM, Kerstin Alfes <[email protected]> wrote:
> Hello Stas
>
> I am using stata 11.1, this is an example of my syntax
>
> xtmixed logPerformance1 Question33 v_246 ZSchaufeli_Short zpos EExPOS || Team: ZSchaufeli_Short zpos, mle variance
>
> This is the output I get and I would like to probe the interaction term EExPOS further and find out whether the simple slopes are significant.
>
> logPerform~1 Coef. Std. Err. z P>|z| [95% Conf. Interval]
> Question33 .0027937 .0242461 0.12 0.908 -.0447277 .0503151
> v_246 -.0003632 .0007304 -0.50 0.619 -.0017947 .0010683
> ZSchaufeli~t .0142171 .0112795 1.26 0.208 -.0078902 .0363244
> zpos -.0049291 .0096467 -0.51 0.609 -.0238363 .0139781
> EExPOS -.0141973 .0070321 -2.02 0.043 -.02798 -.0004145
> _cons .7707479 .0306269 25.17 0.000 .7107203 .8307755
>
> Best wishes
> Kerstin
>
> -------- Original-Nachricht --------
>> Datum: Sat, 4 Feb 2012 10:44:49 -0500
>> Von: Stas Kolenikov <[email protected]>
>> An: [email protected]
>> Betreff: Re: st: SimpleSlopes in Multilevel Models
>
>> In Stata, the output of every estimation command is accompanied with
>> the default test that this coefficient is equal to zero (which is
>> sensible for most slopes and correlations, although may not be so
>> sensible for variances). Moreover, every coefficient can be tested
>> with -test- command. Its syntax is daunting for a beginner, but you'd
>> start appreciating it very quickly as you move from your MPlus or
>> LISREL or MLWin experience.
>>
>> If you gave an example of your syntax (that's what FAQ very strongly
>> suggests) and your output, we could help with the specific -test-
>> command.
>>
>> On Sat, Feb 4, 2012 at 10:15 AM, Kerstin Alfes <[email protected]> wrote:
>> > Dear All
>> >
>> > I ran a multilevel regression using the xtmixed command in stata.
>> >
>> > I have a significant interaction term between two level 1 variables and
>> I
>> > would like to test the simple slopes now. It seems that I need the
>> > Asymptotic Covariance Matrix to do this. Does anbody know how to get the
>> > ACOV in STATA? Or, is there an alternative way to test the significance
>> of
>> > the simple slopes?
>> >
>> > Many thanks
>> > Kerstin
>> > --
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>>
>>
>>
>> --
>> Stas Kolenikov, also found at http://stas.kolenikov.name
>> Small print: I use this email account for mailing lists only.
>>
>> *
>> * 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/
>
> --
> Kerstin Alfes
>
> Kettelerweg 24
> 57482 Wenden
> Germany
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>
> Empfehlen Sie GMX DSL Ihren Freunden und Bekannten und wir
> belohnen Sie mit bis zu 50,- Euro! https://freundschaftswerbung.gmx.de
> *
> * 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/
--
Stas Kolenikov, also found at http://stas.kolenikov.name
Small print: I use this email account for mailing lists only.
*
* 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/