Table 8 Comparison of Observed Versus Expected Reduction Factors # of Description Persons for Adult Males‘! Mean Reduction Factor NA 2.4 Observed Reduction Factor for Adult Bikini Males 17 2.3 Expected Reduction Factor for Adult Females ‘2? NA 3.5 Observed Reduction Factor for Adult Bikini Females 16 3.8 NA 5.9 Expected Reduction Factor . Expected Reduction Factor for Children Ages 5-14 Observed Reduction Factor for Children Ages 5-14 (2) 12 12. NA = Data Not Available (1) Effective half time obtained from ICRP Publication 10A (ICRP 71). (2) Effective half time obtained from NCRP Report 52 (NCRP 77). 21