114 On the Probable Error of the Correlation Coefficient 
p = '66, n = 4>. 
•905—1 -0 
■805— 
•705— 
•605— 
•505 — 
•405— 
■305— 
•205— 
•105 — 
■005— 
[•905— 
[•805— 
[•705— 
[•605— 
[•505— 
[•405— 
[•305— 
[COS- 
MOS— 
Calculated 
frequency m 
1—1-105 
230 
98 
72 
57 
48 
40 
34 
29 
25 
22 
18 
16 
13 
11 
9 
6 
5 
3 
1 
Observed 
frequency 
175-5 
136-5 
84 
66 
55 
45 
24-5 
24-5 
19 
7 
22 
12 
13 
3 
12 
16 
7 
10 
4 
9 
Difference 
- 17-2 
+ 20-3 
+ 11-8 
- 15-0 
- 21-6 
+ 12-1 
1+ 8-6 
J + 10-5 
3 
1 
3 
9 
3 
9 
8 
44 
•90 
•18 
•58 
•52 
•80 
•02 
•06 
•21 
•80 
•10 
Difference 
e' 
17-2 
20-3 
+ 2-0 
> - 5-1 
745 84-17 
n' = 10, x = 8417, P very small. 
n' = 4, x 2=: 4 ' 27 > ^ = '237. 
p = '66, n = 8. 
r 
Calculated 
Observed 
Difference 
e2 
Difference 
e'2 
frequency m 
frequency 
e 
m 
e' 
m 
•925—1-0 
■825— 
48-9 
127-6 
37-5 
126 
-11-4 
- 1-8 
2-67 
•02 
| - 13-2 
•99 
•725— 
135-25 
137 
+ 1-6 
•02 
+ 1-6 
•02 
•625— 
120-0 
125-5 
+ 5-4 
•24 
+ 5-4 
•24 
■525— 
97-25 
105-5 
+ 8-1 
•68 
+ 8-1 
•68 
•425— 
•325— 
73-9 
53-5 
80-5 
39 
+ 6-5 
-14-6 
•58 
3-96 
| - 8-0 
•51 
•225— 
37-0 
37 
o-o 
•00 
•125— 
24-25 
16 
- 8-3 
2-82 
•025— 
14-75 
14 
- "8 
•04 
1-925— 
8-5 
9 
+ -5 
•03 
1-825— 
4-75 
7 
+ 2-2 
1-05 
■ + 6-2 
•41 
1 -725— 
2-25 
9 
+ 6-75 
20-25 
1-625— 
■9 
3 
+ 2-1 
5-22 
1-525— 
•25 
2 
+ 1-75 
12-24 
1-425— 
•10 
2 
+ 1-9 
36-10 
1-325— 
1-225— 
1-125— 
1—1-125 
750 
n'=16, % 2 = 85-92 
ri = 6, x 
85-92 
P very small. 
2-85, P = -722. 
2-85 
