A dataset containing the returns of the 1968 US presidential election, by states.
wilcox1973
a data_frame with 52 rows and 4 variables.
Wilcox, Allen R. 'Indices of Qualitative Variation and Political Measurement.' The Western Political Quarterly 26, no. 2 (1 June 1973): 325-43. doi:10.2307/446831.