This is an example dataset containing 14 eggs per gram (epg) values in sheep before and after anthelmintic treatment of benzimidazole. The correction factor of the diagnostic technique was 50.
data(epgs)A data.frame containing 14 observations.
Craig Wang, Paul R. Torgerson, Johan Hoglund, Reinhard Furrer, Zero-inflated hierarchical models for faecal egg counts to assess anthelmintic efficacy, Veterinary Parasitology, Volume 235, 2017, Pages 20-28.