Independent and Dependent Variables

Kaden gets one sticker for every paper he completes.

s = stickers earned

p = papers completed

The independent variable is:

• s = stickers earned

• p = papers completed

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

• dependent

• independent

Jimmy earned $8 for every pizza he delivers.

m = money (dollars)

p = number of pizzas delivered

The dependent variable is:

• m = money

• p = number of pizzas delivered

On a graph, which axis shows the independent variable?

• x-axis

• y-axis

• neither

• it changes

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

On a graph, which axis shows the dependent variable?

• x-axis

• y-axis

• neither

• it changes

The independent variable is:

• s = stickers earned

• p = papers completed

Ty earns $12 per hour. How much money, m, does he earn on a shift of h hours? Identify the dependent variable.

• m: money

• h: hours

Ms. Shi is making a scrapbook. As she adds more photos, the scrapbook grows thicker.

p = the number of photos added

t = the thickness of the scrapbook

• t is the independent variable and p is the dependent variable

• p is the independent variable and t is the dependent variable