Mode(c(rep(1, 2), rep(12, 5), rep(44, 3), rep(8, 5), 55))
Mode(c(rep(1, 2), rep(12, 5), rep(44, 3), rep(8, 5), rep(NA, 7), 55))
Mode(runif(5))
Mode(c(rep("a", 2), rep("b", 5), rep("d", 3), rep("e", 5), rep(NA, 5)))
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