Diff for "FAQ/anovaFAQ" - CBU statistics Wiki
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 ⇤ ← Revision 57 as of 2010-05-11 14:12:20 → Size: 3174 Editor: PeterWatson Comment: ← Revision 58 as of 2010-07-16 13:22:40 → ⇥ Size: 3275 Editor: PeterWatson Comment: Deletions are marked like this. Additions are marked like this. Line 45: Line 45: 1. [:FAQ/polybs: How do I test for a trend between group means representing different subjects?]

## FAQs for analysis of variance

1. [:FAQ/Sattherthwaite:Why are the degrees of freedom not whole numbers?]

2. [:FAQ/df:How do I work out degrees of freedom for terms in an ANOVA?]
3. [:FAQ/E:What does a number containing an 'E' signify?]
4. [:FAQ/SumsOfSquaresTypes:In ANOVA and Regression, what do the various different types of Sums of Squares mean, and does the choice matter?]

5. [:FAQ/Rss:Sums of squares used by R in lm, lmer and aov]

6. [:FAQ/wmeans:A note about unequal group sizes in ANOVA]
7. [:FAQ/sstypes:A note about different sums of squares in unbalanced factorial ANOVAs]
8. [:FAQ/FVars: What is the variance of the mean of my transformed data?]
9. [:FAQ/VarMSE: What is the value of the error variance for raw data using that of its scalar transformed data?]
10. [:FAQ/rmform: How do I format data for input into a repeated measures analysis in SPSS?]
11. [:FAQ/transp: What does the TRANSPOSE ALL DATA option in the RESTRUCTURE menu do in SPSS?]
12. [:FAQ/restwb: Using the VARSTOCASES command in SPSS to convert repeated measures formatted data to a multilevel model format (and the CASESTOVARS command for the reverse operation).]
13. [:FAQ/glmrm: How do I perform a repeated measures analysis of variance in SPSS?]
14. [:FAQ/rpcon: How do I perform a non-standard comparison of means in a repeated measures anova in SPSS?]
15. [:FAQ/bwss: What is the effect of dropping a between by within subjects interaction on other terms in a mixed anova?]
16. [:FAQ/Interaction:How do I work out the meaning of a significant interaction?]

17. [:FAQ/ancreg:Can I do an analysis of covariance using a regression?]
18. [:FAQ/constantcov:Inappropriate use of a constant covariate in repeated measures ANCOVA]
19. [:FAQ/Manova:How do I adjust for varying covariates in a repeated measures ANOVA in SPSS?]

20. [:FAQ/WsubEffects: What is the difference between within subjects effects and within subjects contrasts in SPSS?]
21. [:FAQ/Auc: What summary measures can I use to describe repeated measures?]
22. [:FAQ/polybs: How do I test for a trend between group means representing different subjects?]
23. [:FAQ/Tukey: How do I interpret subsets in Tukey's HSD output?]
24. [:FAQ/TukeyKramer: How do I compare all pairwise comparisons in a between subjects anova (and in a repeated measures anova)?]
25. [:FAQ/SimpleMainEffects:Why won't SPSS let me do post hoc tests involving a within-subjects factor?]

26. [:FAQ/SimpleEffs:How do I do a simple effects analysis in SPSS?]

27. [:FAQ/pvs:How do I adjust p-values for number of comparisons using SPSS, R or in a spreadsheet?]