Return a matrix of independent contrasts -- a level for each term.
contr.independent(n, contrasts = TRUE)
A matrix with n rows and k columns, with k = n if contrasts = TRUE
and k = n
if contrasts = FALSE
.
a vector of levels for a factor, or the number of levels
logical indicating whether contrasts should be computed
contr.independent(c(1, 2))
contr.independent(c(1, 2, 3))
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