Independent and Dependent Variables

The independent variable is:

• x

• y

The dependent variable is:

• x

• y

Select the correct independent and dependent parts of the graph .

(choose 2 answers)

• The independent variable is distance

• The independent variable is time

• The dependent variable is distance

• The dependent variable is time

Sarah is participating in a walkathon to raise money for local literacy programs. The amount of money Sarah will raise depends on the distance she walks.

m = the amount of money Sarah will raise

d = the distance Sarah walks

Which of the variables is dependent?

• m

• d

In order to earn extra money on the weekends, Josie's string quartet performs at wedding receptions. The longer the reception, the more money they earn.

r = the length of the reception

m = the total amount of money Josie's quartet earns

Which of the variables is independent?

• r

• m

In order to earn extra spending money, Dalton babysits children after school. The greater the number of hours he babysits, the more money he earns.

h = the number of hours Dalton babysits

m = the total amount of money Dalton earns

Which of the variables is dependent?

• h

• m

Paula streams movies through a company that charges her a $4 monthly fee plus $2.50 per movie What is the dependent variable?

• the number of movies she rents

• the company that she rents from

• the money it costs

• There isn't one

Katie designs websites. She can create four different websites each week. Katie wants to create an equation that will give her the total number of websites she can design given the number of weeks she works.

What is the independent variable

• the number of websites she makes

• the number of weeks

• the design of the website

• there isn't one

What does the underlined portion represent?

The amount of food I eat at a restaurant vs the cost of the check

• Independent

• Dependent

What does the underlined portion represent?

The amount of food I eat at a restaurant vs the cost of the check

• Independent

• Dependent