Q. The function preProcess estimates the required parameters for each operation.

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Q. Which of the following can also be used to find new variables that are linear combinations of the original set with independent components?

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Q. Which of the following function is used to generate the class distances?

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Q. The preProcess class can be used for many operations on predictors.

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Q. varImp is a wrapper around the evimp function in the _______ package.

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Q. Point out the wrong statement.

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Q. Which of the following curve analysis is conducted on each predictor for classification?

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Q. Which of the following function tracks the changes in model statistics?

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Q. Point out the correct statement.

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Q. Which of the following model model include a backwards elimination feature selection routine?

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Q. The advantage of using a model-based approach is that is more closely tied to the model performance.

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Q. Which of the following model sums the importance over each boosting iteration?

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Q. Which of the following argument is used to set importance values?

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Q. For most classification models, each predictor will have a separate variable importance for each class.

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Q. Which of the following is the valid component of the predictor?

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Q. Point out the wrong statement.

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Q. Which of the following is correct order of working?

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Q. Which of the following shows correct relative order of importance?

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Q. Point out the correct statement.

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Q. Which of the following is characteristic of best machine learning method?

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