Concept explainers
(a)
To graph: A
Average monthly temperature, |
|
1 (January) |
34.6 |
2 (February) |
37.5 |
3 (March) |
47.2 |
4 (April) |
56.5 |
5 (May) |
66.4 |
6 (June) |
75.6 |
7 (July) |
80.0 |
8 (August) |
78.5 |
9 (September) |
71.3 |
10 (October) |
59.7 |
11 (November) |
49.8 |
12 (December) |
39.4 |
(b)
To calculate: The sinusoidal function of the form
Average monthly temperature, |
|
1 (January) |
34.6 |
2 (February) |
37.5 |
3 (March) |
47.2 |
4 (April) |
56.5 |
5 (May) |
66.4 |
6 (June) |
75.6 |
7 (July) |
80.0 |
8 (August) |
78.5 |
9 (September) |
71.3 |
10 (October) |
59.7 |
11 (November) |
49.8 |
12 (December) |
39.4 |
(c)
To graph: The sinusoidal function of best fit on the scatter plot.
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