Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1796-en_uva-test-1796-en
    nameuva-test-1796-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionFALSE, TRUE, FALSE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2.394
    p-value0.4832

    Question

    We assume for this question that birth weight (in kg.) is normally is normally distributed with expectation 2.7 and variance 0.42. A birth weight of 2000 grams has a Z-score of


    1. FALSE: -1.667
    2. TRUE: -1.08
    3. FALSE: 1.08
    4. FALSE: 1.113

    1. 1.667: Incorrect
    2. 1.08: Correct
    3. 1.08: Incorrect
    4. 1.113: Incorrect