Diff for "FAQ/anovaFAQ" - CBU statistics Wiki
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## FAQs for analysis of variance

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

2. [:FAQ/E:What does a number containing an 'E' signify?]
3. [:FAQ/SumsOfSquaresTypes:In ANOVA and Regression, what do the various different types of Sums of Squares mean, and does the choice matter?]

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

5. [:FAQ/wmeans:A note about unequal group sizes in ANOVA]
6. [:FAQ/FVars: What is the variance of the mean of my transformed data?]
7. [:FAQ/VarMSE: What is the value of the error variance for raw data using that of its scalar transformed data?]
8. [:FAQ/rmform: How do I format data for input into a repeated measures analysis in SPSS?]
9. [:FAQ/restwb: Using the VARSTOCASES command to convert repeated measures formatted data to a multilevel model format.]
10. [:FAQ/glmrm: How do I perform a repeated measures analysis of variance in SPSS?]
11. [:FAQ/rpcon: How do I perform a non-standard comparison of means in a repeated measures anova in SPSS?]
12. [:FAQ/bwss: What is the effect of dropping a between by within subjects interaction on other terms in a mixed anova?]
13. [:FAQ/Interaction:How do I work out the meaning of a significant interaction?]

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

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

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

23. [:FAQ/pvs:How do I adjust p-values for number of comparisons using SPSS?]