StatKey Randomization Test for a Difference in Means Commute Time (Atlanta vs St. Louis) . Show Data Table Edit Data Upload File Change Column(s) Randomization method Reallocate Groups . Generate 1 Sample Generate 10 Samples Generate 100 Samples Generate 1000 Samples Reset Plot Randomization Dotplot of x7 -x7, Null hypothesis: My = My Original Sample X-X7.14, 01 = 500. 1; = 500 O Left Tail V Two-Tail O Right Tail warple - 5000 125 and over = 1.157 St. Louis 100 Atlanta 50 100 150 75 29.11 Randomization Sample Show Data Table 0.000 1.000 0.000 X - =-0.85, x1 = 500, my = 300 50 St. Louis 25 Atlanta -3 -2 2 3 5 6 7 50 100 150 null -0 25.114 -4.234 7.140