Research Methods: IV DV - TW Flashcards
What is an Independent variable?
The variable that changes OR is manipulated by the researcher to see if it has an effect on the DV.
A dependent variable is what is measured
True
What is a dependent variable?
This is the variable that the researcher measures to see the effect of the IV.
An independent variable is what is manipulated
True or false
True
When identifying the IV in an experiment what must you look for?
Look for the different conditions - the factor that is changing will be the IV.
The variable that changes OR is manipulated by the researcher to see if it has an effect on the DV is called what?
An independent variable
What is the variable that the researcher measures to see the effect of the IV.
A dependent variable
A researcher is investigating caffeines effect on memory. They ask students to drink 500ml of coffee or 500ml of water and are then given a memory test out of 10.
What is the IV?
Drinking 500ml of coffee or 500ml of water
(You must say the amount)
A researcher is investigating caffeines effect on memory. They ask students to drink 500ml of coffee or 500ml and are then given a memory test out of 10.
What is the DV?
The memory score out of 10
(You must say what it is out of)
An independent variable is what is measured
True or false
False - it is what is manipulated
A dependent variable is what is manipulated
True or false
False
A researcher is looking at the effect of colours on emotion. They make participants complete a scored emotion test whilst sitting in either an orange or a green room.
A student claims the IV is the emotion test - is this correct?
Incorrect - the IV is the colour of the room; either orange or green
A researcher is looking at the effect of colours on emotion. They make participants complete a scored emotion test whilst sitting in either an orange or a green room.
What is the DV?
The score on the emotion test
“IV” stands for…
Independent variable
“DV” stands for…
Dependent variable
A teacher was interested in what drinks increased achievement on assessments.
They asked 120 students to drink red bull, 30 to drink a cappuccino, and 64 to drink water. Their score on a CAP was recorded.
The DV is the CAP score. Is this correct?
Yes
A teacher was interested in what drinks increased achievement on assessments.
They asked 120 students to drink red bull, 30 to drink a cappuccino, and 64 to drink water for a week leading up to a test. Their score on a CAP was recorded.
Identify the correct IV
Whether the students drank red bull, cappuccino, or water
What is meant by an independent variable?
The variable within an experiment which is manipulated to see it’s effect on the dependent variable
The IV is manipulated to see it’s effect on the …
Dependent variable
The dependent variable is effected by the…
Independent variable
