L6 - Quasi-Experimental & Correlational Designs

Question 1

What are the three ways of doing psychology?

Answer 1

• Research: applied and basic
• Practice: qualitative/quantitative
• Policy

Question 2

What are the goals of psychological research?

Answer 2

• Description: identifies sequences of psychological events
• Prediction: following a regular pattern
• Explanation: causal relationship
• Application: informs actions/decisions

Question 3

What are the two disciplines?

Answer 3

• Experimental research (manipulated variables)
• Correlational Research (subject variables)

Question 4

What are subject variable?

Answer 4

• Attributes that exist before the study or occur naturally during it e.g age, phone use, etc.
• Can change if the same ppt comes through on two sep days
• You are not in control, the ppt comes into the room with them.

Question 5

What are Quasi-experimental designs?

Answer 5

• Contains a manipulated variable (IV)
• Also contains a subject variable
• Cannot be randomly assignment as it can not be manipulated.
• Can there be a third variable affecting the observed relation? Cant say causal

Question 6

What are correlational designs?

Answer 6

• Involves 2+ variables that you DO NOT manipulate experimentally.
• Stats technique
• Has third variable issues
• Correlation does not equal causation