Exam 1

  1. Metainformation

    Tag Value
    fileDescriptive-statistics_uva-descriptive-statistics-435-en_uva-descriptive-statistics-435-en
    nameuva-descriptive-statistics-435-en
    sectionDescriptive statistics
    typeschoice
    solutionFALSE, TRUE, FALSE, FALSE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2.112
    p-value0.5302

    Question

    The length of time it took for a number of doctoral students to complete their doctoral research was determined. The results are shown in the following table:

    ————————— — —- —- —- — — Duration of doctoral research 3 4 5 6 7 8 Number (in percent) 2 24 42 22 8 2 ————————— — —- —- —- — —

    When given that 37 doctoral students took longer than 4 years to complete years, how many people in total were in this study?


    1. FALSE: 100
    2. TRUE: 50
    3. FALSE: 74
    4. FALSE: Not to be determined

    1. 100: Incorrect
    2. 50: Correct
    3. 74: Incorrect
    4. Undeterminable: Incorrect