Independent/Dependent Variables

In a study to determine how the TEMPERATURE OF THE ROOM impacts a PLANT'S GROWTH, the INDEPENDENT variable is...

• amount of growth

• type of plant

• the temperature of the room

• amount of light

A student 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

Mr. S set 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
• Height of the ramp
• Mass of the ball

Dependent variables... (mark all that apply).

• are the same as the output

• are graphed on the y axis

• are graphed on the x axis

• are the result of the independent variable.

• are the same as the domain

Janet wants to see whether drinking coffee will improve productivity. What is the INDEPENDENT variable in this experiment (cause)?

• increase productivity
• Having coffee or not
• the brand of coffee
• the time drinking the coffee

Daniel was investigating how fast it took mice to react to different sounds. Identify the independent variable.

• How fast mice reacted
• different sounds
• types of music
• Daniel

Tags

CCSS.6.EE.C.9

Students took a test after they had studied either in silence or with the television turned on. What is the dependent variable?

• silence
• television turned on
• score on test
• subject 

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
The following equation can be used to find the amount of money she will raise. 
m=75d
Which of the variables is dependent?

• m
• d
• 75
• Sarah

Tags

CCSS.6.EE.C.9

Samantha 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
The number of treats she will bring can be found using the equation 
t=3s+5
Which of the variables is independent?

• s
• t
• 3
• 5

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