Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-199-en_uva-test-199-en
    nameuva-test-199-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionFALSE, TRUE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty3.078
    p-value0.2862

    Question

    A person achieves a score of 9 good on a Statistics test. The mean score of all participants in the test is 11.2 with a standard deviation 2.8. The z-score of the person with 9 correct is then equal to


    1. FALSE: -2.2
    2. TRUE: -0.79
    3. FALSE: -0.28

    1. 2.2: Incorrect
    2. 0.79: Correct
    3. 0.28: Incorrect