18. Aresearcher ran a one-factor ANOVA to compare the speed of 4 species of frogs. They looked at 6 individuals of each species. Source S8 df MS E Between 181 Within 152 Total 362 a. Copy and complete the above ANOVA summary table b. From the F-table and the df, find the critical F value for this study. c. Is there a significant difference between groups? Write a sentence to report the results in APA format. d. Let's do a post-hoc test. Calculate Tukey's HSD value. The group means were M1 = 39, M2 = 28, M3 = 41 and M4 = 15 and higher scores indicate more speed. Determine which groups differ significantly from each other. Summarize these paired comparison findings in a sentence