. (Criteria: Probability-of-F-to-enter <= .050, Probability-of-F-to-remove >= .100).2San pham .Stepwise (Criteria: Probability-of-F-to-enter <= .050,. .050, Probability-of-F-to-remove >= .100).3Phan phoi .Stepwise (Criteria: Probability-of-F-to-enter <= .050, Probability-of-F-to-remove >= .100).4Gia...