PROCESS THROUGH WHICH THE DtsTRi3UTrON OP STATURES,
IN ,SUCCE$$NE GENERATIONS, OF THE SAME PEOPLE, REMAINS UNCHANGED.
L7
W
X |
X CA |
STATISTICAL DISTRIBUTION OF STATURES IN THE S9VERAL SYSTEMS OF |
|
A |
GENERATION |
|
MWD-PARENTS |
|
GENERANTS |
|
GENERATION |
73-
72-
71-
70-
69-
68.25- 68--0
67- |
|
2 |
|
1 |
a
F |
|
tA |
2 |
+4 |
+2
-1 |
6 |
|
3 |
Z |
1 |
W
w |
6 |
+ 3 |
10 |
w
o |
9 |
|
7 |
a.
0
1.4
A |
10 |
+2 |
T
8 |
t7 |
, 2 |
0 |
13 |
|
- - -_ - - -
8 |
UPPER QUARTILE
MEDIAN |
IT
17
8 |
|
21
21 |
|
25
25 |
~~
` |
17
17
8 |
---g--~ |
|
12 |
|
|
|
- |
• |
13 |
|
- |
LOWER QUARTILE |
66- |
|
|
|
|
w |
|
H |
|
|
|
|
10 |
|
9 |
|
7 |
'4 |
10 |
|
|
3 , |
|
|
|
|
|
cc |
|
|
65- |
|
6 |
|
3 |
W |
1 |
N |
6 |
|
|
-4 |
|
|
|
v |
|
'-' |
|
-4 |
64 |
|
|
Z |
|
z |
|
C1 |
|
|
|
|
2 |
v |
1 |
v |
|
|
2 |
|
|
|
|
|
|
|
|
|
|
|
TOTAL ... |
100 |
|
100 |
|
100 |
|
100 |
|
PROBABLE DEVWATIOtf
iN ...
INCHES |
1•? |
|
1.2 |
|
0.8 |
|
1•T |
|
Fig. 7. Galton's Diagram showing how a stable Population reproduces itself.