Only R should be used to answer the questions

ugstign F A consulting rm is studying the effects of leadership structure on team performance. Four structures are considered, and seven teams are randomly assigned to each structure type. Results on a proprietary performance index are as follows: A B C D 36.9 36.6 31.8 34.0 35.2 38.0 31.5 25.1 36.6 34.8 25.7 23.9 40.8 34.9 30.5 28.5 39.0 39.2 33.3 34.2 35.6 39.4 23.5 29.6 40.9 42.0 29.5 33.9 12. State your null and alternate hypotheses. 13. Do the different leadership structures have the same effect on team performance