Effect of Anxiety

Effect of Anxiety

1. Deffenbacher

   • Inverted U-Hypotheisis
   • Moderate Anxiety is optimal

2. Johnson and Scott

   • Had to conditions in both P's over heard an arguement in one a man walked out with a pen in the other a man walked ouit with a bloody paper knife
   • Found that in moderate 49% could recognise man in high stress only 33% could
   • Weapon focus
   • lacks Mundane realism, demand characteristics.
     • Pickle
       • Argues it is not wepaon focus but rather the chock of the item they carried out the same procedure but used a raw chicken instead
         • And found similar results

3. Christianson and Hubinette

   • Found that in rela life bank robberies P's who had been directly threatned had better recall
   • Laxked control, and internal validity as rest were hiding so was in fact measuring proximity

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