In a classic memory study by Peterson and Peterson (1959),participants were given consonant strings to remember-such as DBX and HLM-and then were instructed to count backward from 100 by 3.After a variable amount of time,the participants were asked to recall the consonant strings.Asking participants to count backward effectively prevents:
A)sensory storage.
B)iconic memory.
C)short-term storage.
D)rehearsal.

Question

Quizplus · Accepted Answer

Asking participants to count backward from 100 by 3 in the Peterson and Peterson (1959) study was designed to prevent rehearsal of the consonant strings, thereby testing the duration of short-term memory when rehearsal is not possible.

In a Classic Memory Study by Peterson and Peterson (1959),participants