37 (119)

141

Analyzing Workflows

process form

Figurę 4.45

Complaint handling (3)

Figurę 4.46

Process (1)

(b) Determine the performance indicators again:

•    Occupation ratę (utilization) for each resource,

•    Average WIP (work in progress),

♦    Average flow time (throughput time), and

*    Average waiting time for each task.

Exercise 4.7 Performance analysis DI

Consider a process in which ctl and ct2 are checks (see figurę 4.48). If they are positive, task bt (e.g., pay damage) is executed. If one of them is negative, bt is skipped. The two check tasks are independent of each other.