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Tummeltshammer et al

Infant Statistical Learners Exam

TermDefinition
Experimental Designs both experiments Within subject 2x Reliability & 4x Stimulus (Boxes)
Participants 24x 8 month infants same for other, in both 20 were used approx split between M/F
Apperatus Eye tracking & 23" monitor, Tobii sw
Stimuli (same for exp.2) but arrow instead Face Cue (reliable / not) Smile "Look at this" Turn to box Animal sound 500ms Animal appears 3s
Procedure - Reliable / Unreliable Reliable: Always cues box where animals appear 1&2 Unreliable: 25% animals other to box 3
What was generalisation The generalisation trials had a flash of all boxes to see get saccade this helped see what the infant predicted in absence of the reliability stimuli
Toatl trials? 20 reliable / 20 unreliable 4 test / 4 generalisation
Results? Test Trials? Repeated measures ANOVA Singificant effect for box Significant reliability x box interaction On trials with unreliable face, no effect of box, infants did not look sig longer at the cued box
Results? Generalization Trials? not significant but very close to could be the white flash but nothing provided so not keeping attention (think 6m other trials and their results).
Created by: robhargreaves
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