A. O. POWYS 
41 
FiQ. 7. Statures per 1000, 3Iale and Female, Ages 30 — 40. Blale Curve, firm lines: 
y ^ 154-8557 _ 1 .OHIO tan- 
L'^ 27.5221 
6501 J ( 
Mean at 67"-15, Origin at 67"-52. 
Mode at 67"-10. Modal Frequency = 156-4. 
Unit of .i- = l". 
Female Curve, broken lines: 
y _ 1(M-15 g2-:5324 tan-' 
10-M77ti ■ 
Mean at 62" -U. Origin at 61"-37. 
Mode at 62"-36. Modal Frequency =178-9. 
Unit of x = l". 
ISO 
170 
160 
ISO 
I40 
ISO 
120 
no 
100 
90 
80 
70 
60 
50 
40 
30 
20 
10 
' loooi Mil 
i 
1 
k 
\v 
\\ 
\ 
9 
L 
t 
1 
\ 
and 1 
q 
'r 
■ 
3 
1 
troid 
-1.2 
1 
/l 
/-r 
1 
I 
M 
— 
\i 
- 
h 
- ^ 
~T 
I 
1 
! 
1 
( 
'T. If. rtiTO- IT 
li 
Stature in i n c he s. 
Fig. 8. Statures per 1000, Male and Female, Ages 40—50. Male Curve, firm lines. 
?/ = 
I '^'Uo-4170/ S 
10--H70 - 
Mean at 66"-91. 
Mode at 66" '96. 
Unit of .r = l". 
Female Curve, broken lines: 
Origin at 67"-37. 
Modal Frequency =159-16. 
y= 
113-67 
-5 -.3107 lan- 
■7508 
15-7508 • 
Mean at 62" -12. 
Mode at 6-2"-22. 
Unit of x = \". 
Origin at 64"-23. 
Modal Frequency = 159-29. 
