A sports psychologist gave a questionnaire about healthy eating habits to randomly selected ...

A sports psychologist gave a questionnaire about healthy eating habits to randomly selected professional athletes. The results are displayed below. Using the .05 significance level, is there a difference in healthy eating habits among professionals in the three sports?

Baseball Players              Basketball Players              Football Players
   32              27             27
   27              36             23
   26              25             26
   35              30             20

a.   Make a graph for the data set.

b.   Use the five steps of hypothesis testing (report results in APA format).

c.   Figure the effect size of this study.

d.   Conduct a planned contrast for Baseball versus Football players (using Tukey’s HSD).