Question 01: There are 6 salespeople working for NextGen Motors. The number of sales made by the salespeople last month are as follows. Shang Jing - 12 Le Manh Duc - 8 Zheng Xue - 12 Xiu Xi - 10 Gu Qian - 12 Chun Mel - 10 a. How many different samples of size 2 are possible? ( 1 Mark] b. List all possible samples of size 2 and compute the mean number of sales in each sample [2 Marks) c. Prepare two graphs, one for population distribution and the other for distribution of sample means. The graphs must be drawn accurately. Use of pen is not allowed while preparing the graphs. [ 1+ 2 = 3 Marks)