Replication Code for: Bias and Variance in Multiparty Election Polls

Replication code for \"Bias and Variance in Multiparty Election Polls\" includes code and data for scraping and cleaning pre-election polls conducted for German national (Bundestag) and regional (Landtag) elections from 1994 to 2021. The data set allows for the analysis of polling errors and the visualization of the results.