Which Model Models Best?
 Resources for this lesson:  
  > Glossary ![]()
    > Calculator Resources ![]()
    > Teacher Resources: Instructional Notes ![]()
Let’s try another problem.

The depth of the water in the bay varies during a day due to high and low tides.
Tide Data
| Time since Midnight (in hours) | Depth of water (in feet)  | 
  
|---|---|
0  | 
    3.75  | 
  
2  | 
    4.4  | 
  
4  | 
    5.9  | 
  
6  | 
    6.7  | 
  
8  | 
    6.1  | 
  
10  | 
    4.5  | 
  
12  | 
    3.8  | 
  
14  | 
    4.5  | 
  
16  | 
    5.9  | 
  
18  | 
    6.7  | 
  
20  | 
    6  | 
  
22  | 
    4.5  | 
  
Create and Analyze
Create a scatter plot and determine which function type may be the best fit for the data set.
When ready, move to the next page.


