Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1759-en_uva-test-1759-en
    nameuva-test-1759-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionTRUE, FALSE, FALSE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2.153
    p-value0.509

    Question

    We assume for this question that birth weight (in kg.) is normally is normally distributed with expectation 3.4 and variance 0.18. A birth weight of 3200 grams has a Z-score of


    1. TRUE: -0.471
    2. FALSE: 0.427
    3. FALSE: 0.471
    4. FALSE: 6.173

    1. 0.471: Correct
    2. 0.427: Incorrect
    3. 0.471: Incorrect
    4. 6.173: Incorrect