Interval-valued credit card spending aggregated by person-month.
Three individuals' (Jon, Tom, Leigh) monthly expenditures across
five categories.
Usage
data(credit_card.int)
Arguments
Format
A data frame with person-month rows and 5 interval-valued columns:
food: Food expenditure range (USD).
social: Social expenditure range (USD).
travel: Travel expenditure range (USD).
gas: Gas expenditure range (USD).
clothes: Clothes expenditure range (USD).
Details
The original classical dataset (Table 2.3) records individual
transactions. The symbolic version (Table 2.4) aggregates into
interval-valued observations for each person-month combination.
References
Billard, L. and Diday, E. (2006). Symbolic Data Analysis. Wiley.
Tables 2.3-2.4.