What is a Variable?
A variable is a thing that you can vary or change.
Waht does it mean to Operationalise an experiment?
To be precise and clear about what is being measured or manipulated. Make it testable and repeatable
What experiment can be used for Variables? Roughly explain how it is done.
The Stroop Test. 2 people - num 1 and 2. Num 2 times how long it takes Num 1 to state the colour of each word.