course: Data mining

* please do NOT send hand written solution.

9. Using the data for age given in Exercise 3.3, (a) Plot an equal-width histogram of width 10. (b) Sketch examples of each of the following sampling techniques: SRSWOR, SRSWR, (C) cluster sampling, and stratified sampling. Use samples of size 5 and the strata youth, "middle-aged," and "senior. data: 3.3 Exercise 2.2 gave the following data (in increasing order) for the attribute age: 13, 15, 16, 16, 19, 20, 20, 21, 22, 22, 25, 25, 25, 25, 30, 33, 33, 35, 35, 35, 35, 36, 40, 45, 46, 52, 70