variables

Question 1

What is an experiment?

Answer 1

a type of investigation in psychology that tries to study human behaviour in a scientific way
- researchers will manipulate factors to see how they affect human behaviour

Question 2

What is an independent variable?

Answer 2

variables that are changed, manipulated by the researcher

Question 3

What is a dependent variable?

Answer 3

-researcher is measuring and recording
-results of a psychological study

Question 4

What is an extraneous variable?

Answer 4

-affect the results of the study
- they are unaccounted for and may ruin the validity of a piece of research

Question 5

What does it mean to operationalise variables?

Answer 5

• making the variables measurable and testable in research
  e.g. iv=older people and yonger people: operationalise by saying older people are 50+ and younger are 25-