advantages and disadvantages of laboratory experiments

Question 1

an advantage of a laboratory experiment is that its easy to replicate- why?

Answer 1

high levels of control - makes it easy to test the reliability of the original findings

Question 2

another advantage of a laboratory experiment is that it has a high degree of control- why?

Answer 2

extraneous variable is well controlled- easy to assume that changes in the dependant variable are due to changes in the independent variable

Question 3

a disadvantage of a laboratory experiment is that is has low ecological validity- why?

Answer 3

difficult to generate findings to real world situations

Question 4

another disadvantage of a laboratory experiment is demand characteristics- why?

Answer 4

participants may change their behaviour to fit in with what they believe the experimenter does or doesn’t want