20.1 For the average function presented in Figure 20.8 do the following: a.Write a brief functional description for the function. b.Generate functional test cases based on the functional description. c.Identify and specify the partitions and generate partition test cases. d.Generate boundary value test cases.

Fig. 20.8

public int average(int offSet, int[] list) { (1) int n=min(offSet, list.length); (2) if (n <= 0) (3) return 0; (4) int sum=0; (5) for (int i=0; i