Data from RockHard Magazine: In this German Heavy Metal Magazine around 50 records are rated by the writers
on a scale from (0 ... worst to 10 ... best) each month. The dataset contains all ratings from 2013.
Usage
data(RockHard)
Arguments
Format
Data frame with raters in the colums, bands/albums in the rows.
References
Mair, P., de Leeuw, J., & Wurzer, M. (2015). Multidimensional Unfolding. Wiley StatsRef: Statistics Reference Online.
New York: Wiley.