Case Study: Halle - Johns Hopkins University



Case Study: Halle

You are a school counselor working in at a local high school. Halle, an 11th grade student, recently received her ASVAB summary results sheet. She is confused by her scores, particularly the three separate sets of percentile scores. She asks you to help her understand her test scores.

|ASVAB Summary Results Sheet |

|ASVAB Results | |Percentile Scores |11th Grade Standard Score Bands |11th Grade |

| | | | |Standard |

| | | | |Score |

| | |11th |11th |11th | | |

| | |Grade |Grade |Grade | | |

| | |Females |Males |Students| | |

| | | | | | 20 30 40 50 60 70 | |

| | | | | |80 | |

|Career Exploration Scores | | | | | | |

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| | | | | |20 30 40 50 60 70 80 | |

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|Verbal Skills | |81 |80 |81 | |55 |

|Math Skills | |23 |22 |23 | |42 |

|Science and Technical Skills | |44 |44 |44 | |45 |

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|ASVAB Tests | | | | | | |

|General Science | |47 |40 |43 | |47 |

|Arithmetic Reasoning | |25 |21 |23 | |41 |

|Word Knowledge | |90 |89 |89 | |60 |

|Paragraph Comprehension | |73 |76 |75 | |54 |

|Mathematics Knowledge | |23 |24 |23 | |43 |

|Electronics Information | |52 |31 |41 | |43 |

|Auto and Shop Information | |50 |16 |32 | |40 |

|Mechanical Comprehension | |42 |27 |37 | |45 |

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|Military Entrance Score (AFQT) |39 | | | | | |

1. Interpret the Halle’s Career Exploration percentile ranks based on the three norm groups: 11th grade females, 11th grade males, and 11th grade students .

2. Interpret her standard scores on the ASVAB tests.

3. From your interpretation of Halle’s test results, how would you describe any relative strengths or weaknesses she may have?

4. Halle’s standard score on the ASVAB Auto and Shop Information test was 40.

a. According to the Summary Results Sheet, what is the percentile rank for this score for 11th grade females? __________________

b. What is the percentile rank for this score for 11th grade males? ____________________

c. Why do you think there is such a large difference in percentile scores between these two groups on this test?

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