Question 36 When building machine learning models, we divide the data set into two subsets: Not yet answered training set-a subset used to Marked out of 1.00 test set-a subset used to Flag question learn the model parameters | evaluate the trained model Question 37 Not yet answered Compute the cosine similarity between these two vectors: x = [1,0,3,0,0,0,0,0,0,0] y = [1,1,1,1, 1, 1, 1, 1, 1, 1] provide the value in the space below Marked out of 1.00 Flag question Answer: : Which of the following is a clustering algorithm? Question 38 Not yet answered Select one or more: O a. k-means Marked out of 1.00 P Flag question O b.k-fold cross validation O c. k-centroids O d. k-medians Question 39 Which of the following is robust against outliers? Not yet answered Marked out of 1.00 Select one: : O a. OLS linear regression O b. k-means clustering Flag question O c. SVM classification O d. none of the listed options If two regression models have the same goodness-of-fit, which of the following is true? Question 40 Not yet answered Marked out of 1.00 Flag question Select one: a they have the same set of variables O b. The explain the same proportion of variance in the data O c. they assign the same coefficients to variables O d. They will make similar predictions on new data