Education Technology

# Activities

• ##### Subject Area

• Math: Algebra II: Data Analysis

9-12

50 Minutes

• ##### Device
• TI-83 Plus Family
• TI-84 Plus
• TI-84 Plus Silver Edition

TI Connect™

• ##### Accessories

TI Connectivity Cable
Unit-to-Unit link cables

• ##### Other Materials
Visit TI Math.com.

## Finite Differences

#### Activity Overview

Students will understand patterns, relations. and functions using mathematical models to represent and understand quantitative relationships.

#### Before the Activity

Provide each student with a copy of the attached .pdf document.

#### During the Activity

Students will:

• Analyze differences in a set of data to determine the degree of the polynomial that will fit the data.
• Copy lists and use the "change in list" command to analyze change.
• Set up and examine scatter plots to determine the degree of the polynomial that will fit the data.
• #### After the Activity

• Review student answers
• As a class, discuss questions that appeared to be more challenging
• Re-teach concepts as necessary