5.4 Modeling With Circular Functions

Checkpoint 1

Figure C1 shows the average monthly high, low, and mean temperatures at Frederick, MD. Use a computer algebra tool to fit a model function of the form

`T text[(]t text[)]=A+B*sin(C text[(]t-D text[)])`

to the average temperature data.


Figure C1   Average monthly high, low, and mean temperatures in Frederick, MD