Housekeeping rm (list=ls ()) # remove everything currently held in the R memory # Data for ANOVA one-way analysis Enter or read in your data from a file read in data from our CSV file This is a comma ...

Remark: The only easily interpreted number in this table is the P value. Remark: A central point of ANOVA tables is that the columns labelled df and Sum of Squares each add up to the Total line.

Use $\alpha=0.05$. ## Wrap Up - We did not explicitly discuss assumptions, but they are the same as in one-way ANOVA. - From here, ANOVA can be used to specify any model. - We stopped with two-way ...

The Online and Lecture groups do not differ significantly. Conclusion: ANOVA is ideal for detecting overall group differences, while Tukey’s test helps pinpoint specific differences.

Reading for Today's Lecture: 10.2, 10.3. Goals of Today's Lecture: Examine SAS output for a one way analysis of variance and look at, and interpret, the multiple comparison intervals. The data consist ...