... participants aged from 16-45 from the Portglenone area in my sample. I used averages to show how the participants performed as a group. I decided to use the mean and the median to represent this and I found that my results did match the hypothesis of my experiment that participants did take a longer time period to complete their task when there was a distracting noise that had to be attenuated. From this we have shown that Treisman's Attenuator model does in fact explain the effect of distractions on a person's attention span. Introduction The aim of this experiment is to determine whether it takes longer to complete a card sorting task into piles of odd and even numbers with a distracting noise than it is in silence. There are several theories that could explain this and these are known as Selective Attention Models. Broadbent developed a 'Filter Theory' which claimed that information enters the ...

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