For Exercises 12.11 to 12.13, see page 612; for 12.14 and 12.15, see page 614; for 12.16 to 12.18, see page 619; and for 12.19 to 12.21, see pages 625–626.
12.17 Personal processes.
From your personal life, provide two examples of processes for which you would collect data in the form of individual measurements that ultimately might be monitored by an chart.