coffee {EffectStars}

R Documentation

Coffee Brands

Description

The data frame is part of a long-term panel about the choice of coffee brands in 2111 households. The explanatory variables either refer to the household as a whole or to the head of the household.

Usage

data(coffee)

Format

A data frame with 2111 observations on the following 8 variables.

Education

Educational level with levels no Highschool and Highschool

PriceSensitivity

Price sensitivity with levels not sensitive and sensitive

Income

Income with levels < 2499 and >= 2500

SocialLevel

Social level with levels high and low

Age

Age with levels < 49 and >= 50

Brand

Coffee Brand with levels Jacobs, JacobsSpecial, Aldi, AldiSpecial, Eduscho, EduschoSpecial, Tchibo, TchiboSpecial and Others

Amount

Amount of packs with levels 1 and >= 2

Persons

Number of persons in household

References

Gesellschaft für Konsumforschung (GfK)

Examples

## Not run: 
data(coffee)

star.nominal(Brand ~ Amount + Age + SocialLevel + Income + Persons +
                 PriceSensitivity + Education, coffee, cex.cat = 0.5, cex.labels = 0.8)

## End(Not run)

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