Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1631-en_uva-test-1631-en
    nameuva-test-1631-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionFALSE, FALSE, TRUE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty3.079
    p-value0.2651

    Question

    A person achieves a score of 14.8 good on a Statistics test. The mean score of all participants in the test is 12.6 with a standard deviation 2.7. The z-score of the person with 14.8 correct is then equal to


    1. FALSE: -0.32
    2. FALSE: -0.14
    3. TRUE: 0.81

    1. 0.32: Incorrect
    2. 0.14: Incorrect
    3. 0.81: Correct