Perform a one-way ANOVA analysis, testing at the 0.05 level. Also, calculate the mean number of sick days for each group. Describe your results. .
Group Sick days per year
Placebo: 7, 4, 6, 8, 6, 6, 2, 9
Flu Shot 1: 5, 3, 3, 5, 4, 7, 3, 3
Flu Shot 2: 2, 4, 1, 2, 2, 1, 2, 5