author: Samantha Owusu-Antwi
Learning Objectives:
- Examine how violations of assumptions of (1) normality of all groups and (2) equal within group variances affect ANOVA test output (tab 1)
- Gain some understanding of what is happpening "behind the scenes" of an ANOVA test (tab 2) i.e. how F-stat is related to ratio of betweren group variance to within group variance
- Predict how differences in between and within group variances will affect ANOVA (quiz tab)
Allow users to upload their own data for ANOVA test either a) simply to run aov(...) and receive result or b) so they can go through the steps and manipulate their uploaded data