In simple linear regression: A. The output variable y must
Chapter 12, Problem 12.12.42(choose chapter or problem)
In simple linear regression: A. The output variable y must be continuous, but the input variable x may be either a continuous or a categorical variable. B. If a categorical variable is coded numerically, then it can be used as the output variable y. C. Both of the above. D. Neither of the above.
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