Memory- Research into different components of the multi store model

Question 1

Who conducted research into the capacity of the sensory register?
Describe this making 3 points

Answer 1

Sperling 1960

-ppts presented with a 3x4 letter grid for 1/20th of a second
-when a high , medium or low pitched tone was produced to indicate which row was to be recalled ppts scored 3/4
-since ppts didn’t know which row they had to recall the info must have been available somewhere , suggesting capacity is unlimited