On Tue, Sep 27, 2011 at 02:02:02PM +0000, John Darrington wrote: > Does anyone have any ideas about what we need to do different in the face of > non-equal sample sizes? I've tried the obvious things, like using harmonic > means instead of arithmetic ones. But so far no luck. And quite why the > intercept > should be different, I don't understand.
I'll take a look at it. > > J' > > > > data list notable > fixed > /dmethod 1 illum 3 score 5-6. > begin data. > 1 1 3 > 1 1 4 > 1 1 6 > 1 1 7 > 1 2 5 > 1 2 6 > 1 2 6 > 1 2 7 > 1 2 7 > 1 3 4 > 1 3 6 > 1 3 8 > 1 3 8 > 1 4 8 > 1 4 10 > 1 4 10 > 1 4 7 > 1 4 11 > 2 1 2 > 2 1 3 > 2 1 4 > 2 2 3 > 2 2 5 > 2 2 6 > 2 2 3 > 2 3 9 > 2 3 12 > 2 3 12 > 2 3 8 > 2 4 9 > 2 4 7 > 2 4 12 > 2 4 11 > end data. > > variable labels score 'Accuracy Score'. > > glm score by illum dmethod > /method=sstype(3) > /intercept=include > /criteria=alpha(.05) > /design. > > > Actual Results: > > > Tests of Between-Subjects Effects > #===============#=======================#==#===========#=======#====# > # Source #Type III Sum of Squares|df|Mean Square| F |Sig.# > #===============#=======================#==#===========#=======#====# > #Corrected Model# 184.250| 7| 26.321| 8.061|.000# > #Intercept # 1589.121| 1| 1589.121|486.690|.000# > #illum # 150.592| 3| 50.197| 15.374|.000# > #dmethod # .113| 1| .113| .035|.854# > #illum * dmethod# 33.212| 3| 11.071| 3.391|.034# > #Error # 81.629|25| 3.265| | # > #Total # 1855.000|33| | | # > #Corrected Total# 265.879|32| | | # > #===============#=======================#==#===========#=======#====# > > > > > Expected Results: > > Tests of Between-Subjects Effects > > Dependent Variable: Type III df Mean Square F Sig. > Accuracy Score Source Sum of Squares > > Corrected Model 195.029(b) 7 27.861 9.831 .000 > Intercept 1478.432 1 1478.432 521.677 .000 > ILLUM 158.951 3 52.984 18.696 > .0001 > DMETHOD 6.176E-02 1 6.176E-02 .022 .8842 > ILLUM * DMETHOD 43.991 3 14.664 5.174 .0063 > Error 70.850 25 2.834 > > Total 1855.000 33 > > Corrected Total 265.879 32 > -- > PGP Public key ID: 1024D/2DE827B3 > fingerprint = 8797 A26D 0854 2EAB 0285 A290 8A67 719C 2DE8 27B3 > See http://pgp.mit.edu or any PGP keyserver for public key. > > _______________________________________________ > pspp-dev mailing list > [email protected] > https://lists.gnu.org/mailman/listinfo/pspp-dev _______________________________________________ pspp-dev mailing list [email protected] https://lists.gnu.org/mailman/listinfo/pspp-dev
