experiments Flashcards
1
Q
what are the 3 types of experiment?
A
lab
field
natural
2
Q
describe a lab experiment
A
- highly controlled artificial environment
- to test for cause and effect
- experimenter manipulates IV to measure DV
- extraneous variables are controlled
3
Q
describe a field experiment
A
- carried out in a natural/real life environment
- to test for cause and effect
- experimenter manipulates the IV to measure DV
4
Q
describe a natural experiment
A
- carried out in a natural/real life environment
- to test for cause and effect
- experimenter doesn’t manipulate IV to measure DV it is changed naturally or by some other governing body
5
Q
what are the extraneous variables
A
lighting
noise
temperature
6
Q
what is demand characteristics
A
term used to describe when results are biased as a result of participants anticipating what the experimenter wants to see