Question 33 Consider a classification model that separates samples from people as "disease" or "not disease." If you increase the classification threshold, what will happen to precision? Not yet answered Select one: Marked out of 1.00 O a. probably decrease P Flag question O b. definitely increase O c probably increase O d. definitely decrease As the number of clusters increase, what happens to the total distance between points in a cluster and the cluster centroid? Question 34 Not yet answered Marked out of 1.00 Select one: O a. it decreases P Flag question O b. no pattern can be predicted O c. it increases d. it remains constant The visualization below depicts two variables vectors. Based on this visualization, which of the following statements is true? Question 35 Not yet answered Marked out of 1.00 90 degrees A 90 degrees P Flag question A B B Select one or more: O a. A and B are not correlated O b. the cosine similarity between A and B is 1 O c. A and B are independent O d. A and B are perfectly correlation