Question

Answer the one-way ANOVA questions using the data below. Use α = 0.01.

1	2	3	4
53 49 47 44 51 34 44	44 39 36 36 39 30 12	46 42 39 37 36 34 30	25 35 30 40 33 28 31

Conduct Tukey's Post Hoc Test for the following comparisons:
3 vs. 4: difference =  ; significant:  ---Select--- Yes No
2 vs. 4: difference =  ; significant:  ---Select--- Yes No

f) Conduct Scheffe's Post Hoc Test for the following comparisons:
2 vs. 3: test statistic =  ; significant:  ---Select--- Yes No
3 vs. 4: test statistic =  ; significant:  ---Select--- Yes No

Answer 1

One-way ANOVA: Observations versus Group

Source DF SS MS F P
Group 3 839.4 279.8 5.59 0.005
Error 24 1202.3 50.1
Total 27 2041.7