Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1779-en_uva-test-1779-en
    nameuva-test-1779-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionFALSE, FALSE, FALSE, TRUE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2.423
    p-value0.4791

    Question

    We assume for this question that birth weight (in kg.) is normally is normally distributed with expectation 2.9 and variance 0.68. A birth weight of 4100 grams has a Z-score of


    1. FALSE: -1.765
    2. FALSE: -1.444
    3. FALSE: 1.324
    4. TRUE: 1.455

    1. 1,765:Incorrect
    2. 1,444: Incorrect
    3. 1.324: Incorrect
    4. 1,455: Correct