Two-factor ANOVA

Unlike one-way ANOVA, which is used to analyze multiple levels of a single factor, when multiple levels of two-factor needs to be analyzed, two-way ANOVA can be used. Here, it should be noted that, response, factor #1 and #2 must be at different columns.

 

Fig 1: Two-factor ANOVA App

 

Below report was generated using the data from PSU.

Source DF SS MS F-value p-value
Factor #1 3 17045.7 5681.9 0.202 0.8944
Factor #2 4 1127995 281998.8 10.048 7.06E-07
Interaction 12 8061.55 671.7958 0.023 1
           
Error 100 2806283 28062.83
           
Total 119 3959385