orange_df: Growth of Orange Trees

In dataset: Create Data Frames that are Easier to Exchange and Reuse

Growth of Orange Trees

Description

The Orange data frame has 35 rows and 3 columns of records of
the growth of orange trees. This is a replication of
datasets::Orange as dataset_df s3 class.

Usage

orange_df

Format

orange_df is a data frame with 35 cases (rows) and 3 variables (columns) named rowid, tree, age, circumference.

Details

See datasets::Orange for details.

Source

Draper, N. R. and Smith, H. (1998), Applied Regression Analysis (3rd ed), Wiley (exercise 24.N). Pinheiro, J. C. and Bates, D. M. (2000) Mixed-effects Models in S and S-PLUS, Springer.

References

Becker, R. A., Chambers, J. M. and Wilks, A. R. (1988) The New S Language. Wadsworth & Brooks/Cole.

Examples

# The columns allow rich semantic definitions
print(orange_df)

# Each column may have a concept and namespace definition, and a long-form
# human readable label:
 print(orange_df$age)

 # The bibliographical record of the dataset is not detached from the
 # data.frame, tibble, or similar tabular structured object:
 as_dublincore(orange_df)

dataset documentation built on June 8, 2025, 10:15 a.m.