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# Math Curriculum

## Level DUnit: Statistics and ProbabilityKey Lesson 8.6.6 The Slope of a Fitted Line

Lesson topic: Interpret the slope of a trend line

## Instructor Materials

• Teacher guide
• Slides
• Practice Problems resource
• CCRS standard: 8.SP.1, 8.SP.2, 8.SP.3
• Learning goal: Describe (orally and in writing) the relationship between two variables using a line fit to data on a scatter plot. Interpret (orally and in writing) points on the scatter plot, including points that do and do not lie on a line fit to the data. Interpret (orally and in writing) the slope of a line fit to data in context.
• 8.6 Assessment and Practice Problems

## Related Lessons

### Review and Extend

Use these supplemental lessons if needed after teaching this key lesson.

Used with permission:

1. IM K-5 Math was originally developed by Open Up Resources (OUR) and authored by Illustrative Mathematics® (IM), and is copyrighted 2017-2019 by Open Up Resources. It is licensed under the Creative Commons Attribution 4.0 International License (CC BY 4.0). OUR's K-5 Math Curriculum is available at https://openupresources.org/math-curriculum/.