A bank is planning its requirements for ATMs (automated teller machines) in a new branch.There are spaces for upto six ATMs ,not all of which have to be used.Three types can be purchased:general ATMs (giving cash,balances,ministatements and PIN change facilities). ATMs for paying money into accounts and ATMS that provide full account statements.The bank has a policy that customers should not wait for more than five minutesin the majority of cases(generally interpreted as 99 percent).

Required.: Develop a conceptual model for this problem outlining the objectives,model outputs and input,model scope and level of detail,and assumptions and simplifications.