January 1 Cut-off Date August 1 Cut-off Date
Overall USA Overall Int’l Overall USA Overall Int’l
Females Males Females Males Females Males Females Males
N 168 215 116 94 168 215 116 94
X2 0.524 3.251 0.207 4.213 3.571 1.912 3.379 1.83
df 3 3 3 3 3 3 3 3
φ 0.056 0.123† 0.042 0.212† 0.146† 0.094 0.171† 0.140†
Q1 % 23.81 30.23 25.00 20.21 30.36 22.79 25.00 30.85
z -0.31 1.53 0.00 -0.93 1.39 -0.65 0.00 1.13
Q2 % 24.40 22.79 23.28 20.21 20.83 26.05 31.90 22.34
z -0.15 -0.65 -0.37 -0.93 -1.08 0.30 1.49 -0.52
Q3 % 27.38 22.79 25.86 26.60 22.62 28.37 22.41 22.34
z 0.62 -0.65 0.19 0.31 -0.62 0.98 -0.56 -0.52
Q4 % 24.4 24.19 25.86 32.98 26.19 22.79 20.69 24.47
z -0.15 -0.25 0.19 1.55 0.31 -0.65 -0.93 -0.10