Point out the correct statement?
A. Using factors with labels is better than using integers because factors are self-describing
B. Factors are used to represent categorical data and can be unordered or ordered
C. Factors are important in statistical modeling and are treated specially by modelling functions like lm() and glm()
D. All of the mentioned
Answer: Option D
Related Questions on R Programming Basics
What does the function print() do in R?
A. Display the result of a calculation
B. Read input from the user
C. Plot a graph
D. Install a package
What is the purpose of the seq() function in R?
A. Create a sequence of numbers
B. Sort a vector
C. Merge two data frames
D. Compute the mean of a numeric vector

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