Students will create a scatter plot of the number of Internet subscribers during 2004 through 2008 using the USA TODAY Snapshot "Internet phone subscribers
soar." This activity will allow students to explore real-life data that will be modeled by a logistic function.
Before the Activity
See the attached Teacher Edition PDF file for notes and guidelines for this activity. The Technology Guide PDF file includes step-by-step calculator instructions with screen shots.
If you are using the TI-Navigator™ Classroom Learning System, see the TI-Navigator Basic Skills Guide PDF file for information on how the system can be integrated into your activity.
During the Activity
model real-life data with a logistic function.
use and interpret the average rate of change to approximate instantaneous
rate of change.
evaluate and interpret the meaning of the derivative.
evaluate and interpret the meaning of the derivative at the inflection point of a graph.
Distribute the Student Edition PDF file to your class.
Follow the activity procedures outlined in the student document.
You may use the Transparency PDF file to display a large image of the USA TODAY graphic during the activity.
After the Activity
Distribute the assessment questions or send the attached LearningCheck™ assessment to your class to gauge student understanding of the concepts presented in the activity.