Testing for independence in ANOVA
HiI am conducting an ANOVA and I am in the process of performing the assumption checks.I have checked for normality and homogeneity of variance. However, I am not sure about how to create a scatter plot in order to test for independence of errors. In my research design respondents have been divided on the basis of what type of coke theydrink (diet or regular), on a colour basis (red or green), and...