One Way ANOVA

• If the data for the variable is normally distributed, consists of independent samples, and has 1 IV with group comparison between 3 groups a One way ANOVA is used
• Method:
  • Analyze
  • Compare means
  • One way ANOVA
  • Input the IV in the dependent list
  • Input the groups in factor
  • Continue

Output:

• If the data is significant it indicates that there are significant differences between the three groups
• To find individual differences between the three groups, post hoc analysis must be conducted
• Options are: Bonferroni, Sidak, or Duncan