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Which scenarios among the following are a valid reason to use regularization?
A. To drop the least useful variables of a modelB. To reduce over-fittingC. To reduce the bias of a modelD. To decrease p-value
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How to transform categorical variable into a matrix binary feature?
Which of the following feature transformations would be a good choice to transform a categorical variable into a matrix binary feature?A. One-hot-encodingB. Principal Com...