Description
The cabbages
data set has 60 observations and 4 variablesFormat
This data frame contains the following columns:
Cult
-
Factor giving the cultivar of the cabbage, two levels:
c39
and c52
.
Date
-
Factor specifying one of three planting dates:
d16
,
d20
or d21
.
HeadWt
-
Weight of the cabbage head, presumably in kg.
VitC
-
Ascorbic acid content, in undefined units.
References
Venables, W. N. and Ripley, B. D. (1999)
Modern Applied Statistics with S-PLUS. Third
Edition. Springer.