This Statistical Conference Proceedings will be published with an ISSN and ISBN, indexed in Scopus and Google Scholar, Semantic Scholar and archived permanently in Portico. The 9th International Conference on Statistics: Theory and Applications (ICSTA 2027) brings together researchers, academics, and professionals from around the world to present their latest work and explore recent advances in Statistics. The conference provides a platform for exchanging ideas, sharing research findings, and building meaningful collaborations among experts in the field. Conference topics The conference aims to gather scholars from all over the world to present advances in the relevant fields, including, but not limited to: Artificial intelligence for statistical theory and applications Applied statistics Big data Bioinformatics Data mining Medical statistics Social statistics Statistical software Statistics and the environment Statistical signal processing Statistical methodology Time-series analysis Other related topics