require(DoE.base) set.seed(12445) ## NA plan1 <- fac.design(4,nlevels=2) lm(rnorm(16)~., plan1) plan2 <- oa.design(nlevels=c(2,6,2)) lm(rnorm(12)~., plan2) ### NA to quantitative quantplan1 <- qua.design(plan1, quantitative="all") lm(rnorm(16)~., quantplan1) quantplan2 <- qua.design(plan2, quantitative="all") lm(rnorm(12)~., quantplan2) ### NA to qualitative, no contrasts given ### (does not change anything) qualplan1 <- qua.design(plan1, quantitative="none") lm(rnorm(16)~., qualplan1) qualplan2 <- qua.design(plan2, quantitative="none") lm(rnorm(12)~., qualplan2) ### quantitative to qualitative, no contrasts given qualplan1 <- qua.design(quantplan1, quantitative="none") lm(rnorm(16)~., qualplan1) qualplan2 <- qua.design(quantplan2, quantitative="none") lm(rnorm(12)~., qualplan2) ### quantitative to NA, no contrasts given qualplan1 <- qua.design(quantplan1, quantitative=NA) lm(rnorm(16)~., qualplan1) qualplan2 <- qua.design(quantplan2, quantitative=NA) lm(rnorm(12)~., qualplan2) ### quantitative to NA, contrasts given ### contrasts are ignored qualplan1 <- qua.design(quantplan1, quantitative=NA, contrasts=c(B="contr.treatment")) lm(rnorm(16)~., qualplan1) qualplan2 <- qua.design(quantplan2, quantitative=NA, contrasts=c(B="contr.treatment")) lm(rnorm(12)~., qualplan2) ### NA to qualitative, contrasts given qualplan1 <- qua.design(plan1, quantitative="none", contrasts=c(B="contr.treatment")) lm(rnorm(16)~., qualplan1) qualplan2 <- qua.design(plan2, quantitative="none", contrasts=c(B="contr.treatment")) lm(rnorm(12)~., qualplan2) ### quantitative to qualitative, contrasts given qualplan1 <- qua.design(quantplan1, quantitative="none", contrasts=c(B="contr.treatment")) lm(rnorm(16)~., qualplan1) qualplan2 <- qua.design(quantplan2, quantitative="none", contrasts=c(B="contr.treatment")) lm(rnorm(12)~., qualplan2) plan3 <- oa.design(factor.names=list(X=c(1,2),Y=c(1,2),Z=c(1,2)), ID=L4.2.3) desnum(qua.design(qua.design(cross.design(plan1,plan3),quantitative="all"))) desnum(change.contr(quantplan1, "contr.helmert")) desnum(change.contr(quantplan2, "contr.helmert"))