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Modeling Source Memory Decision Bounds, Angela M. Pazzaglia
Modeling Source Memory Decision Bounds, Angela M. Pazzaglia
Masters Theses 1911 - February 2014
Current Signal Detection Theory models of source memory necessitate assumptions about the underlying distributions of source strengths to describe source memory performance. The current experiments applied a modified version of the same-different task in order to plot individual memory stimuli along a controlled dimension of the average frequency of voices. This technique allowed us to determine that subjects were using an independent-observations strategy rather than a differencing strategy when deciding whether two test words were spoken by the same or different female speakers at study. By including two male and two female voices and changing the task distinction from same …