Construct a model for a scatter plot and use the equation of the model to solve problems. (8.SP.2-3)
Concepts and Skills
* Power Standard Content
* Create scatter plots
* Find equations for lines of best fit (informally)
Identify patterns in bivariate categorical data
Critical Language
Language Usage
A student in 8th grade will demonstrate the ability to apply and comprehend critical language by explaining how to find equations of line of best fit using scatter plots.
Content-Specific Vocabulary
Scatter plot
Line of best fit
Bivariate categorical data
Process-Specific Vocabulary
Create
Identify
Construct
Pattern
Concept-Based Connections
Essential Understandings
Scatter plots are tools for modeling real-world situations.
Factual Guiding Questions
How do you create a scatter plot?
For what types of data are scatter plots useful modeling tools?
Conceptual Guiding Questions
How do you determine the line of best fit?
In what situations would a line of best fit be a useful tool?
Engaging/Debatable Guiding Questions
Why is it important to know how to find the line of best fit when analyzing statistics?