Câu 28: LSSBB: Lean Six Sigma Black Belt

Which statement(s) are incorrect about Fractional Factorial Designs?

1. A. A Half Fractional Design for 5 factors has the same number of experimental runs as a Full Factorial Design for 4 factors assuming no repeats or replicates or Center Points
2. B. Quarter Fractional experiments can exist for those with 4 factors
3. C. Resolution V design is desired while controlling costs of experimentation — đáp án hiện tại
4. D. Half Fractional experiments do not exist for those designs with only 2 factors