Q7
How do you create a factor in R named color with levels "red", "green", and "blue"?
A.
factor(color, levels = c("red", "green", "blue"))
B.
factor(color, levels = "red", "green", "blue")
C.
factor(color = c("red", "green", "blue"))
D.
factor(color = c("red", "green", "blue"), levels = c("red", "green", "blue"))
AnswerAnswer: Option D
Solution
Answer: Option D
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