OFAT Test vs. DOE

Peo­ple often con­fuse OFAT or one-fac­tor-at-a-time tests for DOE or design of exper­i­ments. Learn the dif­fer­ences between OFAT and DOE, their rel­a­tive advan­tages and dis­ad­van­tages, and why DOE is the pre­ferred approach for sci­en­tif­ic research, for uncov­er­ing causal rela­tion­ships, for under­stand­ing com­plex phe­nom­e­na, and for mak­ing informed deci­sions based on empir­i­cal evidence.