Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1778-en_uva-test-1778-en
    nameuva-test-1778-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionFALSE, TRUE, FALSE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2.26
    p-value0.4946

    Question

    We assume for this question that birth weight (in kg.) is normally is normally distributed with expectation 2.8 and variance 0.6. A birth weight of 3600 grams has a Z-score of


    1. FALSE: -1.033
    2. TRUE: 1.033
    3. FALSE: 1.102
    4. FALSE: 1.333

    1. 1.033: Incorrect
    2. 1.033: Correct
    3. 1.102: Incorrect
    4. 1.333: Incorrect