µbs=.1   µbs=.5
ρb ρs ρ12 b=s 2 5 10 b=s 2 5 10
.2 .2 .1   715 697 693   612 612 612
.2 .5 .1   715 613 613   612 612 612
.5 .5 .5   44 44 44   22 22 22
.8 .8 .5   45 41 41   22 22 22
.8 .8 .8   21 21 21   7 7 7
Table 1: Sample size requirements for Type I error rate 5% and power 80%. To test the hypothesis H012=0.