01: There are 5 salespeople working for Sikander Cycles. The number of sales made by the salespeople last month are as follows. Umar - 11 Nishant - 15 Prateek - 8 Karan - 12 Jay - 8 a. How many different samples of size 3 are possible? [ 1 Mark] b. List all possible samples of size 3 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