variables + controlling them

Question 1

What is the dependent variable

Answer 1

the variable the experimenter measures

Question 2

What is the independent variable

Answer 2

the variable the experimenter manipulates

Question 3

What is an extraneous variable

Answer 3

a variable other than the independent variable that if not controlled for, may impact the dependent variable

Question 4

What is a confounding variable?

Answer 4

a variable other than the independent variable that has impacted the dependent variable

Question 5

What are some confounding variables?

Answer 5

• participant variables e.g. participant reactivity, intelligence, age , personality
• situation variables e.g. heat, time of day, order effects, demand characteristics
• experimenter variables e.g. body language, tone of voice, bias