Exercise

preProcess() and nearZeroVar()

Can you use the preProcess argument in caret to remove near-zero variance predictors? Or do you have to do this by hand, prior to modeling, using the nearZeroVar() function?

Instructions

50 XP

Possible answers

Yes! Set the preProcess argument equal to "nzv".

No, unfortunately. You have to do this by hand.

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Instructions

Possible answers

Exercise