Extraneous variables and how to control them Flashcards
1
Q
PARTICIPANT VARIABLES?
A
Random allocation of ps to conditions.
Screening.
Use same ps in each condition.
2
Q
SITUATIONAL VARIABLES?
A
Use lab setting.
Standardisation, standardised procedure.
3
Q
DEMAND CHARACTERISTICS?
A
Deceive ps about the aim.
Use distraction tactics.
Single blind technique.
Field setting so ps are unaware.
4
Q
INVESTIGATOR EFFECTS?
A
Double blind technique.
5
Q
ORDER EFFECTS?
A
Different ps in each condition.
Time break between conditions.
Counterbalance (ABBA).
