The table at the right contains the times that the sun rises and sets in the middle of each month in New York City, New York. Suppose the number 1 represents the middle of January, the number 2 represents the middle of February, and so on.
a. Find the amount of daylight hours for the middle of each month.
b. What is the amplitude of a sinusoidal function that models the daylight hours?
c. What is the vertical shift of a sinusoidal function that models the daylight hours?
d. What is the period of a sinusoidal function that models the daylight hours?
