What type of question do you have? Looking for differences between groups Looking for relationships between variables How many independent variables do you have? How many variables do you have? More than one One Two More than two Are your IVs within groups, between groups, or both? How many groups or conditions do you have? Do you want to model this relationship, or simply measure its strength Multiple regression Both Within Between Two More than two Strength Model B A 0 Is your design within or Is your design within or Correlation Regression between participants? between participants? Within Between Within Between D Independent t-test One-way repeated One-way independent measures ANOVA ANOVA