Grade N's in
Sample 2 were large enough to permit assessment of the SROM's concurrent validity
with the SRM by grade (Table 3) .If is notable that the mean half-stage ranges
by grade from a mean two-thirds stage difference for ninth graders,to roughly a one-third
stage difference for college students. The SROM scores ranged from 240.7 (233.3 including
the sixth grade) to 438.3, while the SRM scores ranged from 208.0 (160.0 including the sixth grade) 394.