| Date | May 2021 | Marks available | 1 | Reference code | 21M.1.SL.tz0.24 |
| Level | Standard Level | Paper | Paper 1 | Time zone | time zone 0 |
| Command term | Question number | 24 | Adapted from | N/A |
Question
What is the average capacity of short-term memory?
A. 1 bit of information
B. 2 + 7 bits of information
C. 7 + 2 bits of information
D. Unlimited
Markscheme
C
Examiners report
2nd most difficult question on the paper (53.37 % correctly answered). Answer B was the main distractor.
