132 The Correlation Coefficient of a Polt/cJioric Table 
K. Table III divided so that the mean falls in cell /i-,,. 
L. Table III divided so that the mean falls in cell n-, 
= 
•330 
= 
•3095 i 
•0225 
>'p = 
•3000 ± 
•0282 
re = 
•3000 ± 
•1031 
•3000 ± 
•0326 
>'w = 
•3000 ± 
•0285 
•3152 
Vh, 
A.P.E. 
= ^300 ± -032 (•OSS) 
= •SOO ± ^039 (-040) 
= •SOO ± -040 (-041) 
= •SOO ± ^046 (•050) 
Mean Individual 
dispersion dispersion 
•2965 -2975 
•2910 -2898 
•2953 -2975 
•2909 2871 
1 +2 
3+4 
5+6+7+8 
Total 
1 +2 
162-20 
135-25 
37-55 
335 
3+4: 
142-42 
195-10 
83-48 " 
421 
5+6+7+8 
53-38 
113-65 
76-97 
244 
Total 
358 
444 
198 
1000 
u = 
•3088 
u = 
•2960 ± •olog 
A.P.E. 
''p = 
•3000 ± ^0246 \ 
•300 ± 
•033 
(•034) 
= 
•3000 ± ^0991 
:::= 
•300 ± 
•036 
(•035) 
'\n = 
•3000 ± ^0249 
'r- 
•300 ± 
•038 
(•037) 
3000 ± ^0247 ^ 
' 22 — 
•300 ± 
•038 
(•039) 
I'o = 
3025 
Mean 
Individual 
Mean 
Individual 
dispersion 
dispersion 
dispersion 
dispersion 
•3011 
•2988 
•2998 
•2997 
-2999 
-3003 
•2989 
•2989 
1 +2+3 
4+5+6 
7+8 
Total 
1+2+3 
429-68 
134-70 
54-62 
619 
4+5+6 
132-38 
69-81 
39-81 
242 
7 +8 
59-94 
44-49 
34-57 
139 
Total 
622 
249 
129 
1000 
IV. The fourth table examined was from Pearson and Lee's paper " On the 
Distribution of Frequencv (Variation and Correlation) of Barometric Heights at 
Divers Stations," PMl. Trans. A, 1897, vol. 190, p. 453, Table IX. The original 
