The volume of air in a person's lungs can be modeled with a periodic function. The graph be
represents the volume of air, in mL, in a person's lungs over tinet, measured in seconds.
What is the amplitude and what does it represent in this context?
Volume of air (in mL)
(0.5, 3100)
(2.5, 3100)
3000
2500
2000
1500
1000
500
(1.5, 1000)
(3.5, 1000)
3
