Practical Issues

Question 1

Name some practical issues in psychology.

Answer 1

Generalisability
Reliability
Internal Validity
Ecological validity
Practical Issues

Question 2

Sherif practical issues strengths.
(Social)

Answer 2

+Field experiment- high eco validity/mundane realism (played basketball).
+Matched on IQ and sports ability- reduce ppt variables- inc internal validity.
+Triangulation of data- inc internal validity. (observation/experiments etc)
+Didn’t know about study- dec demand characteristics- inc validity.

Question 3

Sherif Practical issues Weaknesses.
(Social)

Answer 3

-Boys guessed it wasn’t a normal summer camp- altered behaviour- reduced validity.
-Cost issue- expensive.

Question 4

Milgram Practical issues strengths.
(Social)

Answer 4

+Lab experiment- control EVs(experimenter and confederate)- inc eco validity and internal validity.

Question 5

Milgram Practical issues Weaknesses.
(Social)

Answer 5

-Volunteer sample- shared characteristics- reduce generalisability.
-All male and American- ethno/androcentric- reduce generalisability.
-Task lacks mundane realism- reduces eco validity.

Question 6

Baddeley Practical issues Strengths.
(Cognitive)

Answer 6

+Study 1&2 showed need for a pilot study to ensure he was studying LTM- inc internal validity of study 3.
+Hearing test given prior to study- no EVs- inc internal validity.
+Standardised procedures- inc reliability
+No order effects- words jumbled- inc internal validity.

Question 7

Baddeley Practical issues Weaknesses.
(Cognitive)

Answer 7

-Opportunity sample- all share similar characteristics APU- reduces generalisability.
-Low mundane realism-recalling word list is not representative of how memory works in real life.

Question 8

Schmolck Practical issues Strengths.
(Cognitive)

Answer 8

+Reliable- lab based- standardisation (pictures/timings)
+Matched pairs- age/sex/education- no participant variables- more valid.
+Inter-rater reliability (multiple researchers)- more reliable.
+Findings match up with other research- more reliable.

Question 9

Schmolck Practical issues Weaknesses.
(Cognitive)

Answer 9

-Small sample/unique (6 w/ brain damage)- not applicable due to unique status.
-Lab exp- not everyday life- lacks mundane realism (line drawings).
-Cost- scans are expensive- practical issue.

Question 10

Raine Practical issues Strength
(Biological)

Question 11

Raine Practical issues Weaknesses
(Biological)

Question 12

Brendgen Practical issues Strength
(Biological)