11.
Which of the following statement is true about outliers in Linear regression?

15.
What does learning exactly mean?

17.
Suppose your model is demonstrating high variance across the different training sets. Which of the following is NOT valid way to try and reduce the variance?

20.
Which of the following is true about bagging?
1. Bagging can be parallel
2. The aim of bagging is to reduce bias not variance
3. Bagging helps in reducing overfitting

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