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dataSDA (version 0.1.8)

acid_rain.int: Acid Rain Pollution Indices Interval Dataset

Description

Interval-valued acid rain pollution indices for sulphates and nitrates (kg/hectares) by US state.

Usage

data(acid_rain.int)

Arguments

Format

A data frame with 2 observations and 2 interval-valued variables:

  • sulphate: Sulphate pollution index range (kg/hectares).

  • nitrate: Nitrate pollution index range (kg/hectares).

References

Billard, L. and Diday, E. (2006). Symbolic Data Analysis. Wiley. Table 2.21.

Examples

Run this code
data(acid_rain.int)

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