Experimental Methods

Question 1

What are the pros and cons of natural experiements

Answer 1

High ecological val (+)
Less demand c
Ethically unacceptable situations

More money and time consuming (-)
Hard to replicate

Question 2

Pros and cons of lab?

Answer 2

Easy to rep (+)
Control over variables so relationship established

Low ecological gal (-)
Demand c may bias

Question 3

Pros and cons of field experiments

Answer 3

High Eco cal (+)
Less demand c

Less control over extraneous variables to hard to rep (-)

Question 4

What is a quasi experiment?

Give pros and cons

Answer 4

Participants not randomly assigned

Something in the charatersyic of a person
+ high Eco cal
- harder to establish relationship

Question 5

What does the IV mean

Answer 5

Independent variable

The one u change

Question 6

What does the DV mean

Answer 6

Dependant variable

The one you measure

Question 7

What is extraneous variable

Answer 7

The one u keep the same

Question 8

What are the 4 experimental methods

Answer 8

Natural
Lab
Quasi
Field