Identify Independent and Dependent Variable

Dilcia wants to know how drinking milk affects how tall Monica grows. Which is the independent variable?

• Monica's growth

• drinking milk

On a graph, which axis shows the independent variable?

• x-axis

• y-axis

• neither

• it changes

The number of oranges in a bag and the cost of the bag of oranges are related. What is the independent variable in this relationship?

• The number of oranges in the bag

• The cost of the bag

On a graph, which axis shows the dependent variable?

• x-axis

• y-axis

• neither

• it changes

One chicken is injected with a growth hormone while another chicken is not injected with a growth hormone. After one year, both chickens are weighed. What is the dependent variable?

• If the chicken was injected with a growth hormone or not

• The weight of the chicken

• The type of chicken

Grace is bringing treats to her Algebra 1 class on her birthday. The number of treats she brings is based on the number of students in her class.

Which of the variables is independent?

• number of students

• number of treats

The graph shows the distance traveled by Ms. Luce's family on a road trip. They will travel 25 miles each hour. Which statement is true about the situation?

• the independent variable is distance

• the independent variable is d=25 t

• the dependent variable is time

• the dependent variable is distance

The graph shows the cost of mailing a package based on its weight.  Which statement is true about the situation?

• 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

The height of bean plants depends on the amount of water they receive.

• The bean seed

• The amount of water provided daily

• The amount of sunlight they're exposed to daily

• How tall they grow by the end of the experiment

Asher is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____.

• Diameter of the ball

• Force acting on the ball

• Height that the ball bounces

• Height from which the ball is dropped