Prezados, como faço para realizar o teste de Tukey neste experimento? Att, Ari Clecius Alves de Lima Engenheiro Químico Me. Engenharia Civil (085)87687786 (085)33669042 # Experimento factorial completo library(qualityTools) exp1 = facDesign( k = 3 , replicates=2) names ( exp1 ) = c ( " pH " , " Volume da amostra" , "Volume de eluição" ) units(exp1)=c("", "mL", "mL") lows ( exp1 ) = c (3, 250,2) highs ( exp1 ) = c (7.5,500,4) summary( exp1 ) y=c(301194.3, 163197.05, 236720.8, 67201.2, 142970.3, 145672.55, 346889.9, 1470375.4, 156877.15, 74782.75, 129978, 144724.8, 67715.85, 74768.9, 149722.25, 168859.55) response(exp1)=data.frame(y) summary( exp1 ) lm.1=lm(y~A*B*C,data=exp1) summary(lm.1) exp2=data.frame(exp1) A=c(exp2$A) B=c(exp2$B) C=c(exp2$C) y=(exp2$y) exp3=data.frame(cbind(A,B,C,y)) exp3 A=as.factor(A) B=as.factor(B) C=as.factor(C) exp3aov=aov(y~A*B*C,data=exp3) TukeyHSD(exp3aov) Error in TukeyHSD.aov(exp3aov) : nenhum fator no modelo ajustado In addition: Warning messages: 1: In replications(paste("~", xx), data = mf) : non-factors ignored: A 2: In replications(paste("~", xx), data = mf) : non-factors ignored: B 3: In replications(paste("~", xx), data = mf) : non-factors ignored: C 4: In replications(paste("~", xx), data = mf) : non-factors ignored: A, B 5: In replications(paste("~", xx), data = mf) : non-factors ignored: A, C 6: In replications(paste("~", xx), data = mf) : non-factors ignored: B, C 7: In replications(paste("~", xx), data = mf) : non-factors ignored: A, B, C