Classwork on Identifying Independent and Dependent Variables

Tags

CCSS.6.EE.C.9

The formula shown on the left is used to find the area of a trapezoid.

Which variable is dependent?

Tags

CCSS.6.EE.C.9

Brad sets up an experiment to see how the mass of a ball affects the distance it rolls off a ramp.  Identify the independent variable.

• distance traveled by the ball

• mass of the ball

• height of the ramp

Mr. Pransky wants to see how different surfaces affect how high a tennis ball can bounce. What is the independent variable?

• the different surfaces

• how high they bounce

Sarah is bringing treats to her elementary school class on her birthday. The number of treats she brings in is based on the number of students in her class.

t = the number of treats
s = the number of students

Which of the variables is independent?

• s
• t

Tags

CCSS.6.EE.C.9

Carey and Justin are raising money to purchase books for their school's library. The more money they raise, the more books they will be able to purchase for the library.

m = the amount of money Carey and Justin raise
b = the number of books Carey and Justin will be able to purchase

Which of the variables is dependent?

• m
• b

Tags

CCSS.6.EE.C.9

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

Tags

CCSS.6.EE.C.9

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 amount of money Josie's quartet earns

Which of the variables is independent?

• r
• m

Tags

CCSS.6.EE.C.9

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 amount of money Dalton earns

Which of the variables is dependent?

• h
• m

Tags

CCSS.6.EE.C.9

Which of the following is true?

• The dependent variable is total cost
• The dependent variable is weight
• The independent variable is total cost
• The independent variable is cost of a package

Tags

CCSS.6.EE.C.9