Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1782-en_uva-test-1782-en
    nameuva-test-1782-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionFALSE, FALSE, TRUE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty3.042
    p-value0.2909

    Question

    We assume for this question that birth weight (in kg.) is normally is normally distributed with expectation 3.2 and variance 0.65. A birth weight of 3400 grams has a Z-score of


    1. FALSE: -0.473
    2. FALSE: -0.308
    3. TRUE: 0.248
    4. FALSE: 0.276

    1. 0.473: Incorrect
    2. 0.308: Incorrect
    3. 0.248: Correct
    4. 0.276: Incorrect