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Question

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: (d).All of the mentioned

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Q. Point out the correct statement?

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