Here stated are statistics of swimming practice timings of 12 kids who were assigned 3 methods: (a) no practice (b) practice alone and (c) practice with a buddy. How to construct an ANOVA summary table and test if the test scores vary by study method at 0.01 significance level?

METHOD

(a) (b) (c)

5 13 12

6 13 17

8 15 19

9 15 20