LIUESTION (17 ITIAIRS) Four groups of physical therapy patients were given different treatments (Daniel 1974, p.195). The scores measuring treatment effectiveness are given in Table 2. Run the following model analysis with the appropriate method in SAS and present the findings. Table 2: Scores of the Treatment Effectiveness Treatment (a). Test the hypothesis of equal mean treatment effects. Conclude the finding. [ Note: present the appropriate SAS coding and output in your answer ]. [12 marks ] (b). Using an appropriate contrast, compare treatments (i) 1,2 vs 3,4 ; (ii) 1 vs 2; and (iii) 3 vs 4. Conclude the findings. [ Note: present the appropriate SAS coding and output in your answer]. [ 15 marks ]