Redo Exercise S 4 , assuming that one-half of Mictel’s customers are casual users. S6. Using the insights gained in Exercises S4 and S5, solve Exercise S4 for the general case in which the proportion...

Redo Exercise S₄, assuming that one-half of Mictel’s customers are casual users. S6. Using the insights gained in Exercises S4 and

S5, solve Exercise S4 for the general case in which the proportion of casual users is c and the proportion of intensive users is (1 2 c). The answers to some parts will depend on the value of c. In these instances, list all relevant cases and how they depend on c.