Question

research shows that the average capacity of short term or working memory is between ______ units of information.

a) 7 + or - 2
c) 9 + or - 4
d) 11 + or - 2
b) 7 + or - 4

Explanation:

This is based on George Miller's classic research on working memory capacity, which established the widely cited "magic number" range for short-term/working memory.

Answer:

A) 7 + or - 2