Jacobs

Question 1

research on what in STM

Answer 1

capacity

Question 2

procedure

Answer 2

• pps read lists of words or numbers and had to recalled them immediately after presentation
• Jacob gradually increased the length of the digits

Question 3

findings

Answer 3

difference between capacity for numbers and letters

-on average, pps could only recall 9 numbers but only 7 letters

Question 4

strengths

Answer 4

control over EVs

-findings are reliable as several other researchers found out the same

Question 5

weaknesses

Answer 5

low ecological validity

• pps may have been distracted so this is a confounding variable
• Cowan states that the capacity only has 4 chunks which goes against Jacobs