Sample percentage Procedure X1 Procedure X2
n = 100 n = 200 n = 100 n = 200
q = 50 0.057 0.051 0.047 0.052
q = 67 0.054 0.048 0.052 0.050
q = 80 0.041 0.047 0.054 0.052
Table 1: Estimated size of the proposed test procedures.