types of experiment

Question 1

laboratory experiment

Answer 1

iv manipulated by researcher in controlled environment

Question 2

field experiment

Answer 2

conducted in natural environment of ps in which the iv is still manipulated by the experimenter

Question 3

quasi experiment

Answer 3

takes place in lab or everyday setting + iv is naturally occurring rather than being manipulated by experimenter

Question 4

advantages of laboratory experiments

Answer 4

• setting allows for standardisation of procedures so variables can be kept constant
• setting allows control of extraneous variables meaning experimenter more able to infer a cause-effect relationship between iv and dv

Question 5

disadvantages of laboratory experiments

Answer 5

• ps may behave diff in lab than in natural so demand characteristics and investigator effects may affect results