Question : 51. The capacity of short-term memory is, the average, _____ chunks : 1201968

 

 

51. The capacity of short-term memory is, on the average, _____ chunks for numbers, _____ chunks for letters, and _____ chunks for words. 
A. five; six; seven
B. six; seven; eight
C. seven; seven; seven
D. seven; eight; nine

52. If the letters OBACKFIBHJCA are rearranged into HBO-JFK-CIA-ABC, they become much easier to store in short-term memory. This phenomenon illustrates the usefulness of _____ in short-term memory. 
A. rehearsal
B. chunking
C. peg-word systems
D. the method of loci

53. Jolene often deals with students asking for information regarding the status of their student loans. Now that she is experienced, she is able to hold a student’s social security number in her memory for the 10 to 20 minutes she is serving each one. She does so by associating small groups of the numbers with a special date or fact. This is called 
A. the method of loci.
B. chunking.
C. the Brown-Peterson distractor technique.
D. sensory memory.

54. Short-term memory can store _____ item(s), and the duration of storage is _____. 
A. only one; approximately 1 hour
B. approximately seven; about 20 seconds
C. approximately seven; over 60 seconds
D. unlimited; unlimited

55. After looking up a friend’s new number in the phone book, Fred discovers that the pay phone is being monopolized by someone. Assuming that Fred is not rehearsing the number, what is the longest period of time that he can wait without forgetting the number entirely? 
A. 1 second
B. 10 seconds
C. 20 seconds
D. 2 minutes

56. In the Brown-Peterson distractor technique, participants are presented with a random group of three letters and then asked to count backward by 3s from some number until they are told to stop. This procedure is designed to find the _____ of _____ memory. 
A. duration; short-term
B. capacity; short-term
C. duration; sensory
D. capacity; sensory

57. Polina participated in a short-term memory experiment.  The experimenter read aloud a list of twenty objects, and Polina had to mentally rate how effective each object would be if she were stranded on a deserted island. The experimenter then asked her to count backward by 3s from 100.  This task, known as _____, ensured that Polina did not rehearse the information to keep it in her short-term memory. 
A. motivated forgetting
B. chunking
C. the Brown-Peterson distractor technique
D. the method of savings

58. Mistakes in recall from what memory system tend to involve substitutions based on meaning? 
A. Sensory
B. Short-term
C. Long-term
D. Working

59. A person who is trying to retrieve a particular word from long-term memory is most likely to make the mistake of retrieving 
A. words that have been more thoroughly rehearsed.
B. similar sounding words.
C. words with similar meanings.
D. words that look the same.

60. In a memory experiment, participants heard the sentence “They turned in their papers late, so they didn’t get full credit.” Two minutes later, the participants were asked whether they heard the preceding sentence or “Their papers were turned in late, so they didn’t get full credit.” Many participants incorrectly reported that they heard the second version. The reason is that _____ memory primarily uses _____ coding. 
A. short-term; semantic
B. short-term; acoustic
C. long-term; semantic
D. long-term; acoustic

 

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