FAQ/mvFAQ - CBU statistics Wiki

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Questions about multivariate analyses

  1. [:FAQ/heterogeneity: What is heterogeneity of variance in SPSS Probit and Logit procedures?]

  2. [:FAQ/SobelTest:How do I test whether one independent variable has an influence on a dependent variable other than via the mediation of a second independent variable? (Sobel Test)]

  3. [:FAQ/Collinearity:What is collinearity in multiple regression, and what do I do about it?]

  4. [:FAQ/RatCaseVar:Is there an optimal ratio of cases to predictor variables I should have before performing a multivariate analysis?]

  5. [:FAQ/patternMatrix: Which matrix of loadings do I use doing a principal components or factor analysis with a direct oblimin rotation?]
  6. [:FAQ/mds: What is multidimensional scaling and how do I do it?]
  7. [:FAQ/infmles:Why are the standard errors so large in logistic regression?]
  8. [:FAQ/threshold:Which discriminant analysis should I use to obtain thresholds to indicate levels of abnormality using a single variable?]
  9. [:FAQ/criteria:Can you recommend any two group discriminant diagnostics?]
  10. [:FAQ/roc:How do I plot and interpret a ROC curve in assessing strength in two group prediction?]
  11. [:FAQ/texts: Can you recommend any statistical textbooks?]