9-1 Independent and Dependent Variables

9-1 Independent and Dependent Variables

 Identify and describe relationships between two variables that change in relationship to one another.

IV and DV

Independent Variable (x) - The variable that is subject to choice
"I choose"

Dependent Variable (y) - The variable that depends on the value of the independent variable.

**Independent variable affects dependent variable (x before y)

Independent vs Dependent

What is the IV?

What is the DV?

Multiple Choice

Which variable is represented by the x value?

• Independent variable

• Dependent variable

Multiple Choice

On a graph, which axis shows the dependent variable?

• x-axis
• y-axis
• neither
• it changes

Multiple Choice

Jake makes a list of the total cost for buying different numbers of tickets for rides.

The dependent variable is the ________.

• total cost

• number of tickets

• Jake

Multiple Choice

Sophie earned $5 for every A she got on her report card.

m = money

A = A on report card

The dependent variable is:

• m = money

• A = A's on report card

Labeling

Label the Independent and Dependent Quantities.

Drag labels to their correct position on the image

Independent Value

Dependent Value

Multiple Choice

Which of the following is the label for the independent variable?

• Money Collected

• Boxes Sold

Dropdown

There are 200 jellybeans in each package.

What are the independent and dependent variables when relating the number of packages and the number of jellybeans?



Number of packages ​

Select answer

Number of jellybeans ​

Select answer

Fill in the Blanks

Carson is buying string to build kites.

The string costs $5.99 per roll.

What is the cost when the independent variable is 5?