(1) (2) Use the following methods to normalize the following group of data: 200, 300, 400, 600, 1000 a. Min-max normalization by setting min = 0 and max = 1 b. Z-score normalization c. Normalization by decimal scaling Given the following data (in increasing order) for the attribute age: 13, 15, 16, 16, 19, 20, 21, 21, 22, 22, 25, 25, 30, 33, 33, 33, 35, 36, 40, 45, 46, 53, 70, 75 a. Use smoothing by bin means to smooth these data, using a bin depth of 4. b. Use smoothing by bin boundaries to smooth these data, using bin depth of 4.