VI.—THE FREQUENCY-DISTRIBUTION.
Ci
79
6
2 Zo 2D wv oJ
Height in inches
F1@. 13. —Frequency-distribution of Barometer Heights at
Southampton: 4748 observations. (Table XI.)
3
3
eg
” wr 20 30 0 oJ i
Years of age
Fic. 14.—Frequency-distribution of Deaths from Diphtheria at different Ages
in England and Wales, 1891-1900. (Table XII.)

97
El . 5 7 JC