STOUT & Boas: STATISTICAL STUDIES IN CICHORIUM 415 
tion of data for those plants from which data were collected in 
different years. The following tables (34, 35, and 36) present 
such data, in values of a, which are grouped solely according to 
the age of the plants. 
TABLE 34 
CORRELATION BETWEEN FLOWER NUMBER FOR FIRST DAY OF BLOOM (a) OF ONE- 
AR-OLD AND THAT OF TWO-YEAR-OLD PLANTS 
Flower number of 2-year-old-plants 
IG 17-18 30 20.21 22.23 24 Averages 
^ 16 i 18.5 
5381417 ориз 9 18.6 
ы 5 | 18 3 De. 19.3 
26 19 x ат 20.6 
Е- 20 Е тата 19.6 
BO} ar PI I 20.3 
ын 
Ф 5i 22 агу 
2 ^|23 I 24.0 
& 24 
= + 0.68 
TABLE 35 
CORRELATION BETWEEN FLOWER NUMBER FOR FIRST DAY OF BLOOM (а) OF THREE- 
YEAR-OLD PLANTS AND THAT OF ONE-YEAR-OLD PLANTS 
Flower number of 3- 
year-old plants 
I6 17 18 I9 20 21 22 | Averages 
За 
БЕ 16 | x т 17.0 
SAIT rs | 18.8 
E18 4 23 þh 10:7 
во | то T 0 19.8 
5 5120 т 1 20.5 
Е 5 21 І І 21.0 
ВЕ за | — 
| 
r = + 0.68 
TABLE 36 
CORRELATION BETWEEN FLOWER NUMBER FOR FIRST DAY OF BLOOM OF TWO-YEAR- 
D THAT OF THREE-YEAR-OLD PLANTS 
Flower number of 
3- Койде сг plants 
18 то 20 21 22 | Averages 
“. 
ВЕ 18 2 18.0 
вето t 2.0 2 I 19.0 
22 | 20 1305.2. 3 ‚ 19.5 
ЗЕ: 393 1 20.1 
Ви | 22 кат t 20.4 
па 
