You run a community tutoring service for middle school students and employ four tutors, to whom students are randomly assigned. Once assigned, students continue to work with the same tutor. Every spring, the students take a standardized test, scored out of a possible 100 points. You want to know if some tutors get better test results for their students. A one-way ANOVA on the test scores, and scores among your four tutors are indeed different (p

The GLM Procedure Least Squares Means Adjustment for Multiple Comparisons: Tukey-Kramer tutet name final LSMEAN LSMEAN Number Jason 47.1000000 1 Melanie 51.5000000 2 Mwanaidi 44.7727273 3 Zebika 54.1904762 4 I j Difference Between Means Least Squares Means for Effect tutor name Simultaneous 958 Confidence Limits for LSMean (1) -LSMean (j) 1 2 -4.400000 -8.959648 0.159648 1 3 2.327273 -2.398908 7.053453 1 4 -7.090476 -11.881137 -2.299815 23 6.727273 1.805198 11.649347 24 -2.690476 -7.674497 2.293545 34 -9.417749 -14.554563 -4.280935