https://communities.sas.com/t5/SAS-Procedures/V%C3%A6gtning-af-data/m-p/327976#M62437 <P>I langt de fleste procedurer (9.4) kan anvendes en kommando som</P><P>WEIGHT BY varnavn.</P><P>Hvorfor virker det ikke i procedurerne ANOVA og CLUSTER?</P> Fri, 27 Jan 2017 11:01:12 GMT CarstenUlstrup 2017-01-27T11:01:12Z https://communities.sas.com/t5/SAS-Procedures/V%C3%A6gtning-af-data/m-p/327976#M62437 <P>I langt de fleste procedurer (9.4) kan anvendes en kommando som</P><P>WEIGHT BY varnavn.</P><P>Hvorfor virker det ikke i procedurerne ANOVA og CLUSTER?</P> Fri, 27 Jan 2017 11:01:12 GMT https://communities.sas.com/t5/SAS-Procedures/V%C3%A6gtning-af-data/m-p/327976#M62437 CarstenUlstrup 2017-01-27T11:01:12Z https://communities.sas.com/t5/SAS-Procedures/V%C3%A6gtning-af-data/m-p/328000#M62439 <P>Can you eleaborate on the issue.<BR /><BR />Why you want weight By in ANOVA procedure ?</P> Fri, 27 Jan 2017 12:18:58 GMT https://communities.sas.com/t5/SAS-Procedures/V%C3%A6gtning-af-data/m-p/328000#M62439 ankit___gupta 2017-01-27T12:18:58Z https://communities.sas.com/t5/SAS-Procedures/V%C3%A6gtning-af-data/m-p/328005#M62441 <P>Most SAS/STAT procedures support the FREQ statement for easily specifying repeated observations. Some also support the</P> <P>WEIGHT statement for weighted statistics. &nbsp;To understand the difference, see <A href="http://blogs.sas.com/content/iml/2013/09/13/frequencies-vs-weights-in-regression.html" target="_self">"The difference between frequencies and weights in regression analysis."</A></P> <P>&nbsp;</P> <P>PROC ANOVA supports the FREQ statement. If you want a weighted ANOVA, you can use PROC GLM. &nbsp;PROC CLUSTER supports frequency analysis, but does not support the WEIGHT&nbsp;statement.</P> Fri, 27 Jan 2017 13:02:33 GMT https://communities.sas.com/t5/SAS-Procedures/V%C3%A6gtning-af-data/m-p/328005#M62441 Rick_SAS 2017-01-27T13:02:33Z https://communities.sas.com/t5/SAS-Procedures/V%C3%A6gtning-af-data/m-p/328276#M62482 Weighting is necessary, when a disproportionally sample is used. And the statement works in almost all other procedures.<BR /> Sun, 29 Jan 2017 11:25:29 GMT https://communities.sas.com/t5/SAS-Procedures/V%C3%A6gtning-af-data/m-p/328276#M62482 CarstenUlstrup 2017-01-29T11:25:29Z