Raine et al 1997 4.5 / 5 based on 4 ratings ? PsychologyCore studiesASEdexcel Created by: CharlotteCollins4Created on: 17-05-15 20:44 What type of scan did Raine use? PET 1 of 35 What was the aim of Raine's study? To test the hypothesis of whether murderers have different brain patterns to non-murderers and to identify areas of malfunction 2 of 35 What was Raine's hypothesis? That certain areas associated with violence in the brain will be more dysfunctional in murderers 3 of 35 How many people were in the control group? 41 people 4 of 35 How many murderers did Raine use and what were they all pleading? 41 pleading not guilty by reason of insanity 5 of 35 Where did the murderers have less activity? In the prefrontal, corpus callosum, left hemisphere and parteial areas 6 of 35 Where did the murderers have more activity? In their occipital lobes 7 of 35 Who had an imbalance and what was this imbalance between? The murderers had an imbalance between the two hemispheres 8 of 35 Does this study support previous studies? Yes 9 of 35 What would we therefore assume that the murderers lack? Guilt and emotion 10 of 35 What was the conclusions of Raine's research? That the brains of NGRI's and normal people are different 11 of 35 How many women were there in the experimental group? Two 12 of 35 How many women were there in the control group? Thirty nine 13 of 35 Why did the murderers partake in Raine's study? To gather evidence for their trials and cases 14 of 35 How many of the murderers had a history of brain damage? Twenty three 15 of 35 How many schizophrenics were used in the experimental group? Six 16 of 35 How many of the murderers had a history of substance abuse? Three 17 of 35 How many of the murderers had an affective disorder? Two 18 of 35 How many of the murderers had epilepsy? Two 19 of 35 How many of the murderers had been diagnosed as hyperactive or having a learning disorder? Three 20 of 35 How many of the murderers had a paranoid personality disorder? Two 21 of 35 How many of the murderers were on medication? None 22 of 35 How was the control group formed? By matching them with the murderers based on a variety of things 23 of 35 How many schizophrenics were there in the control group? Six 24 of 35 How many of the control group was on medication? None 25 of 35 Was the control group matched on gender? Yes 26 of 35 What was the IV? Whether the person was a murderer or not 27 of 35 What was the DV? The measures of activity found by the PET scans 28 of 35 Did Raine use practice tests? Yes 29 of 35 What task did the pps have to perform after the tracer had been injected? A continuous performance test on target recognition 30 of 35 How long did it take for the trace to uptake? 32 minutes 31 of 35 In the tasks taken before the scans, was there any difference between the performance of the murderers and the control group? No 32 of 35 What is a weakness of the sample? It can only be generalised to NGRI's 33 of 35 What is a strength of the sample? It is large 34 of 35 Does the study explain the differences in brain patterns? No 35 of 35
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