Dependent vs Independent Math

The independent quantities shown are;

• 3,4,5,6,7

• -15, -20, -25, -30, -35

• 1,8,9,10,11,12

• There are no dependent quantities

Bamboo grows one inch every day. 
What is the independent variable? 

• Growth

• days

• one inch 

• 5 days

• the independent variable is distance
• the independent variable is d=25 t
• the dependent variable is time
• the dependent variable is distance

Which event is not a dependent event?

• Picking 2 students to be the line leader and the door holder from a group of 20 students

• Picking 2 marbles from a bag without replacing the first marble

• Picking 2 crayons from a box without putting any back

• Picking an earring, replacing it, then picking a 2nd earring

What is the independent variable?

• Time spent studying

• Test score

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

A(n) _____________ variable depends on or is changed by another variable.

• dependent

• independent

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 independent variable is:

• s = stickers earned

• p = papers completed

The dependent quantities shown are;

• 3,4,5,6,7

• -15, -20, -25, -30, -35

• 1,8,9,10,11,12

• There are no dependent quantities