Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1752-en_uva-test-1752-en
    nameuva-test-1752-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionFALSE, TRUE, FALSE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2.278
    p-value0.492

    Question

    We assume for this question that birth weight (in kg.) is normally is normally distributed with expectation 3.2 and variance 0.36. A birth weight of 3300 grams has a Z-score of


    1. FALSE: -0.266
    2. TRUE: 0.167
    3. FALSE: 0.245
    4. FALSE: 0.278

    1. 0.266: Incorrect
    2. 0.167: Correct
    3. 0.245: Incorrect
    4. 0.278: Incorrect