5) The following data was obtained from an independent-measures research study comparing 4 treatment conditions. a. Use a = 0.05 to determine whether there are any significant mean differences among the treatments. (20 points) b. Calculate the effect size for your results. (3 points) Total: 23 points Treatment B C 8 - EX- = 537 7 2 UAWNE n = 5 w UI 9 3 k =4 4 10 N = 20 6 8 2 G= 89 SSA = 5.20 SSB = 5.20 SSc = 2.80 SSD = 6.80 TA = 22 TB = 42 To= 9 TD = 16