Mr. S Kiran Kumar et al. 2026. VOICE OF THE CUSTOMER MEETS THE MANUAL: BUILDING QFD WITH DATA-DRIVEN INTELLIGENCE. International Journal of Data Science and IoT Management System. 5, 2(3) (Jun. 2026), 526–534. DOI:https://doi.org/10.64751/ijdim.2026.v5.n2(3).1117.