Exam 1

  1. Metainformation

    Tag Value
    fileDescriptive-statistics_eur-descriptive-403-en_eur-descriptive-403-en
    nameeur-descriptive-403-en
    sectionDescriptive statistics/Score interpretation/Percentile
    typenum
    solution88
    tolerance0
    TypeData manipulation, calculation
    ProgramSPSS
    LanguageEnglish
    LevelStatistical Literacy

    Question

    A knowledge test on alcohol contains 20 items and is administered to 202 high school students. The variable [total score] gives the total correct scores. Gender (0 = woman; 1 = man) and alcohol use (0 = very often; 1 = often; 2 = sometimes = 3.never) are also included in the dataset.

    Calculate the percentile scores. What is the percentage of students with a total score of 16.0 or lower? Give the rounded percentage. (no decimals)

    Open the dataset below to answer this question:

    Download SPSS file, CSV file


    Solution

    The percentage of students with a total score of 16.0 or lower is 88% (percentiles can be calculated using rank cases).