Question 47.Random forests are one of the most famous machine learning methods. They are easy to understand,easy to implement and reach good prediction performances even without a hyper-parameter...

Question 47.Random forests are one of the most famous machine learning methods. They are easy to understand,easy to implement and reach good prediction performances even without a hyper-parameter tuning. Which of thefollowing statements on random forest are correct?a) The prediction of a classification forest is made by a majority vote of the trees’ predictions.b) The prediction of a regression forest is the median of the tree predictions.c) Each single tree in the forest uses only a part of the data available.d) The training time of a random forest scales linear with the number of trees used.