Based on trying to control cholesterol, 53 patients were assigned to four groups. The groups are control, diet, exercise, and diet and exercise (as one group). Are there any differences between the treatment options? Based on results, what would be your recommendation? Below is a picture of the values.

Control Diet Exercise Diet/Exercise 247.2 234.4 224.1 173 172.2 167 195.1 131 188.4 204.2 145.2 185 181.6 162.6 142.2 150.7 219.4 164.9 238.6 163.2 221.8 148.5 192.3 152.1 188 236 174.3 128.6 153.4 182.7 241.2 140.3 165.8 158.7 226.2 210.7 226.4 174.6 193.8 162.8 203.9 193.5 162.2 191.1 248.1 217.5 156.5 132 161.5 220.6 192.8 159.5 194.7