Question

14. A summer resort town often shows
seasonal variations in the percent of the
workforce employed. The table lists the
percent employed on the first of each
month, starting in January, for 1 year.
Month | Employment (%)
1 | 62
2 | 67
3 | 75
4 | 80
5 | 87
6 | 92
7 | 96
8 | 93
9 | 89
10 | 79
11 | 72
12 | 65
a) Construct a model for these data using
either a sine function or a cosine
function. State the amplitude, period,
phase shift, and vertical shift.
How would I get the amplitude, period,
phase shift, and vertical shift values?