Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1792-en_uva-test-1792-en
    nameuva-test-1792-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 3.5 and variance 0.42. A birth weight of 2700 grams has a Z-score of


    1. TRUE: -1.234
    2. FALSE: 1.234
    3. FALSE: 1.498
    4. FALSE: 1.905

    1. 1.234: Correct
    2. 1.234: Incorrect
    3. 1.498: Incorrect
    4. 1,905: Incorrect