iv/dv quiz problem review
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How many independent
variables should be tested in any one experiment?
Which soccer player Which soccer player can kick the ball the can kick the ball the
furthest?furthest?
Independent VariableIndependent Variable
What will be tested? What will be What will be tested? What will be the variable that is different in all the variable that is different in all our groups that we KNOW before our groups that we KNOW before we run our experiment?we run our experiment?
Different Soccer Players
Dependent VariableDependent Variable
What will be measured for DATA? What will be measured for DATA? What is the variable that we do What is the variable that we do NOT know before the experiment?NOT know before the experiment?
Distance the ball travels
Which garbage bag Which garbage bag can hold the most can hold the most
garbage?garbage?
Independent VariableIndependent Variable
What will be tested? What will be What will be tested? What will be the variable that is different in all the variable that is different in all our groups that we KNOW before our groups that we KNOW before we run our experiment?we run our experiment?
Different garbage bags
Dependent VariableDependent Variable
What will be measured for DATA? What will be measured for DATA? What is the variable that we do What is the variable that we do
NOT know before the experiment?NOT know before the experiment?
AMOUNT of garbage
Will the different types of Will the different types of fertilizer have an effect fertilizer have an effect
on how many roses on how many roses each bush will have?each bush will have?
Independent VariableIndependent Variable
What will be tested? What will be What will be tested? What will be the variable that is different in all the variable that is different in all our groups that we KNOW before our groups that we KNOW before we run our experiment?we run our experiment?
Different fertilizers
The number of roses on the bushes
Dependent VariableDependent Variable
What will be measured for DATA? What will be measured for DATA? What is the variable that we do What is the variable that we do
NOT know before the experiment?NOT know before the experiment?
Which baseball player Which baseball player will hit the most will hit the most homeruns this homeruns this
season?season?
Independent VariableIndependent Variable
What will be tested? What will be What will be tested? What will be the variable that is different in all the variable that is different in all our groups that we KNOW before our groups that we KNOW before we run our experiment?we run our experiment?
Different baseball players
Dependent VariableDependent Variable
What will be measured for DATA? What will be measured for DATA? What is the variable that we do What is the variable that we do NOT know before the experiment?NOT know before the experiment?
The NUMBER of
homeruns
Will the soup taste Will the soup taste better with kosher better with kosher salt, iodized salt or salt, iodized salt or
sea salt?sea salt?
Independent VariableIndependent Variable
What will be tested? What will be What will be tested? What will be the variable that is different in all the variable that is different in all our groups that we KNOW before our groups that we KNOW before
we run our experiment?we run our experiment?
Different types of salt
Dependent VariableDependent Variable
What will be measured for DATA? What will be measured for DATA? What is the variable that we do What is the variable that we do
NOT know before the experiment?NOT know before the experiment?
How the soup tastesYUM
Which color attracts Which color attracts the most bees?the most bees?
Independent VariableIndependent Variable
What will be tested? What will be the What will be tested? What will be the variable that is different in all our variable that is different in all our
groups that we KNOW before we run groups that we KNOW before we run our experiment?our experiment?
Dependent VariableDependent Variable
What will be measured for DATA? What will be measured for DATA? What is the variable that we do What is the variable that we do
NOT know before the experiment?NOT know before the experiment?
Number of bees