@article{lostinthepipelinehowwelldolargelanguagem, title = {Lost in the Pipeline: How Well Do Large Language Models Handle Data Preparation?}, author = {Matteo Spreafico and Ludovica Tassini and Camilla Sancricca and Cinzia Cappiello}, year = {2025}, eprint = {2511.21708}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2511.21708}, }