katieeeexoxo4097 katieeeexoxo4097 07-03-2024 Mathematics contestada Suppose you do not know the value of k. Use (123) to select 80% of data for training and 20% for validation. Search the optimal k in 1, 3, 5, 7, 9, 11, 13, 15, 17, 19. What is the accuracy of ________?