Zemzmi Chayma » R-Ladies complete list Go back to directory. Add to Address Book. Zemzmi Chayma Student – Data Science Ecole supérieure de la statistique et de l’analyse de l’information City Tunis Tunisiahome Website: GitHub Biographical Info R-Groups: R-Ladies Interests: data science, machine learning, statistic Contact method: Facebook, Instagram Categories: Speaker, Tunisia Updated 3 years ago.