Consider Dataset 1. These values represent the mobility scores of a group of patients that underwent physiotherapy. Group 1 is ""before"" and Group 2 is ""after"" the course of treatment. What is the probability that this course of treatment had no influence on mobility? Present your answer as a decimal. For example: 43% would be written as 0.43."

Sample

Group 1

8.676406

10.06347

10.13344

9.295905

9.478423

12.50189

10.42288

8.369606

11.24482

12.6443

Group 2

10.34244

16.02562

12.60133

14.68693

18.00343

15.95582

10.78248

16.05305

10.83206

14.75317