Your mathematics instructor recites the first 20 digits of pi, then asks you to repeat them. When you try to do so, you find that you cannot remember all of the numbers. You have just experienced
A) the extinction of iconic memory.
B) the extinction of nondeclarative memory.
C) Miller's theory of the magical number 7.
D) the limits of procedural memory.

Question

Quizplus · Accepted Answer

Miller's theory of the magical number 7 suggests that the average number of objects an individual can hold in working memory is about seven. This theory explains why you might struggle to remember a long sequence of numbers like the first 20 digits of pi.

Your Mathematics Instructor Recites the First 20 Digits of Pi