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Flashcards in Extraneous Variables Deck (9)
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1
Q

What are extraneous variables?

A

Other variables besides the IV which might have an effect on the DV

2
Q

What happens if extraneous variables are not controlled?

A

The results will be made inaccurate

3
Q

What are participant variables?

A

The differences between the participants eg age, personality and intelligence

4
Q

What are situational variables?

A

The setting and circumstances of the research which may affect the participants performance

5
Q

What are investigator variables?

A

The personal and social characteristics and behaviour of the researcher

6
Q

What are participant effects?

A

The ways in which the participants respond differently by demand characteristics or social desirability bias

7
Q

What are investigator effects?

A

The investigator consciously or unconsciously influence the participants behaviour to support the hypothesis

8
Q

What are confounding variables?

A

Uncontrolled extraneous variables become confounding variables and can confuse the results by affecting the DV

9
Q

How do you control for extraneous variables?

A

Standardisation (keeping variables the same in all conditions), random allocation, counterbalancing (in repeated measures design), single blind design, double blind design