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From |
Richard Williams <Richard.A.Williams.5@ND.edu> |

To |
statalist@hsphsun2.harvard.edu, statalist@hsphsun2.harvard.edu |

Subject |
Re: st: Dummy variable p value question |

Date |
Sun, 30 Nov 2008 20:29:30 -0500 |

At 08:11 PM 11/30/2008, Clive Nicholas wrote:

The coefficients are not the same because the models are not the same. After . webuse auto . tab rep78, gen(r) Compare . reg mpg weight r1-r5, nocon with . reg mpg weight r1-r4 and notice that not even the model diagnostics are the same, since the first model contains 1 degree of freedom more than the second model.

reg mpg weight r1-r5, nocon hascons and you'll see that the Anova table etc. is identical to what you get with reg mpg weight r1-r4 ------------------------------------------- Richard Williams, Notre Dame Dept of Sociology OFFICE: (574)631-6668, (574)631-6463 HOME: (574)289-5227 EMAIL: Richard.A.Williams.5@ND.Edu WWW: http://www.nd.edu/~rwilliam * * 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: Dummy variable p value question***From:*"Clive Nicholas" <clivelists@googlemail.com>

**References**:**st: Dummy variable p value question***From:*Jimmy Verner <jverner@earthlink.net>

**Re: st: Dummy variable p value question***From:*"Clive Nicholas" <clivelists@googlemail.com>

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