Exam 1

  1. Metainformation

    Tag Value
    fileProbability_uva-sample-space-1328-en_uva-sample-space-1328-en
    nameuva-sample-space-1328-en
    sectionProbability/Elementary Probability/Sample Space
    typeschoice
    solutionFALSE, FALSE, FALSE, TRUE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty1.41
    p-value0.8664

    Question

    The time school students spend on sports per week has a normal distribution with a mean of 20.5 hours and a standard deviation of 5.5 hours. What then is the percentage of students who spend less than 27 hours spent on sports?


    1. FALSE: 20,4%
    2. FALSE: 26,8%
    3. FALSE: 76%
    4. TRUE: 88,1%

    1. 20,4%: Incorrect
    2. 26,8%: Incorrect
    3. 76%: Incorrect
    4. 88,1%: Correct