The representation of a relationship really depends. The difference between dependent and independent variables is the focus of a short video that also includes examples of determining the types of variables. The presenter makes the connection between the types of variables and how they are graphed on the coordinate plane.

Concepts

independent variables, dependent variables, variables, two variables, graphing, graphing points

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Additional Tags

math

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Instructional Ideas

• Lead a discussion with the class about the example with Jessica and how the pay could also be considered as the independent variable
• Use the video to help pupils that missed the class presentation on independent and dependent variables

Classroom Considerations

• The video may be a better fit to HSA-CED.A.2

• This video is hosted on YouTube

Pros

• The video provides several examples to help with the understanding of independent and dependent variables
• The definitions provided are understandable to pupils in an Algebra I class

Cons

• One of the examples can be confusing since the presenter references a variable not given in the problem

Common Core

HSA-CED.A.1