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Each level will be estimated additively from the previous level
contr.increasing(n)
a contrast matrix.
an integer. The number of items for which to create the contrast.
{ design_DDMaE <- design(data = forstmann,model=DDM, contrasts = list(E = contr.increasing), formula =list(v~S,a~E, t0~1, s~1, Z~1, sv~1, SZ~1), constants=c(s=log(1))) }
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