90 OBSERVATIONS AND MEASUREMENTS ACADEMY MEMBERS tMEM0 [v L N xxm 1 ; 



Table 65. — Foot length 



Members of the Academy 



Old Americans 



Not old Americans 



Old Americans 

 at large (lab- 

 oratory series) 



Subjects 



Average 



Minimum 



Maximum 



Range of variation in percentage of the average 



<r 



cv 



92 



26. 12 ±0. 084 



22. 5 



29. 9 



U- 89 



1. 196 ±0. 059 



4. 56 ±0. 23 



49 



26. 27 ±0. 102 



24. 7 



28. 9 



16. 



1. 058 ±0. 072 



4. 03 ±0. 27 



245 



26. 12 



22. 6 



29.6 



26.80 



DISTRIBUTION 



Old Americans (92) 



Not old Americans (49). 



22.5-22.9 



Percent 

 1. 1 



24-24.9 



Percent 



12. 9 

 10. 2 



25-25.9 



Percent 

 32. 6 

 32.7 



26-26.9 



Percent 

 26. 1 

 36. 7 



27-27.9 



Percent 



21. 7 

 12. 3 



28-28.9 



Percent 

 4. 4 

 8.2 



Percent 

 1. 1 



FOOT LENGTH AND AOE 



Members of the Academy 



Old Americans 



Not old Americans 



Old Americans 

 at large (lab- 

 oratory series) 



Subjects to 60 years of age, inclusive 



Average 



a 



CV 



Over 60 years of age 



Average 



a 



CV 



55 



26. 30±0. 115 



1. 266 ±0.081 



4. 81 ±0. 31 



37 



25. 85±0. 117 



1.056 ±0.083 



4. 06 ±0. 32 



22 



26. 45 ±0. 166 

 1. 153 ±0. 117 



4. 38 ±0.45 



27 



26. 12 ±0. 127 



0. 975 ±0. 089 



3. 72 ±0.34 



245 

 26. 12 



