Capacity

• Short Term Memory - Capacity

  Research by Jacobs

  • Participants were presented with lists of letters or number and then had to recall the list
  • Found capacity for letters on average was 7 and for numbers the average was 9 ( 7 plus or minus 2 )
  • This suggests the Short Term Memory has a limited Capacity

  Furthermore , Miller suggested improvement though chunking as it reduces total number of items