Variables Question Preview (ID: 57184)


Students Will Select The Independent And Dependent Variables In Sample Problems. TEACHERS: click here for quick copy question ID numbers.

Wanda wanted to sell a new brand of chips in the school cafeteria. She ordered 3 brands of chips and decided to keep the brand students bought most during a two week period. What is the dependent variable (DV)?
a) brand bought by more students
b) price of the chips
c) kinds of snacks sold
d) brands of chips

Wanda wanted to choose a new brand of chips to sell in the school cafeteria. She ordered 3 brands of chips and decided to select the brand students bought most during a two week period. What is the independent variable (IV)?
a) brands of chips
b) brand bought by more students
c) kinds of snacks sold
d) price of the chips

Jeff used different types of weed killer on his lawn to see which brand would kill the most weeds. What is the dependent variable (DV)?
a) amount of weeds killed
b) types if weed killer
c) height of the weeds
d) kinds of weeds

Jeff used different types of weed killer on his lawn to see which brand would kill the most weeds. What is the independent variable (IV)?
a) types of weed killer
b) kinds of weeds
c) amount of weeds killed
d) height of the weeds

A farmer applied different brands of fertilizer to his corn crops to see which one would make his plants grow taller. What is the dependent variable (DV)?
a) height of the corn plants
b) brands of fertilizer
c) growth of the corn plants
d) types of corn plants

A farmer applied different brands of fertilizer to his corn crops to see which one would make his plants grow taller. What is the independent variable (IV)?
a) brands of fertilizer
b) height of the corn plants
c) types of corn plants
d) growth of the corn plants

A scientist wanted to learn which color of flower attracted more bees. She grew different colors of the same flower in the garden and counted how many bees visited each color of flower. What is the independent variable (IV)?
a) flower color
b) flower height
c) number of bees visiting each color
d) type of bees visiting each color

A scientist wanted to learn which color of flower attracted more bees. She grew different colors of the same flower in the garden and counted how many bees visited each color of flower. What is the dependent variable (DV)?
a) number of bees visiting each color
b) type of bees visiting each color
c) flower height
d) flower color

The independent variable (IV) is the one scientists change.
a) True
b) False
c)
d)

The control is something that does not change in an experiment.
a) true
b) false
c)
d)

The dependent variable is what the scientist measures or counts when they collect data.
a) True
b) False
c)
d)

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