Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1799-en_uva-test-1799-en
    nameuva-test-1799-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionFALSE, TRUE, FALSE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2.526
    p-value0.4642

    Question

    We assume for this question that birth weight (in kg.) is normally is normally distributed with expectation 3 and variance 0.88. A birth weight of 3100 grams has a Z-score of


    1. FALSE: -0.114
    2. TRUE: 0.107
    3. FALSE: 0.108
    4. FALSE: 0.114

    1. -0.114: Incorrect
    2. 0.107: Correct
    3. 0.108: Incorrect
    4. 0.114: Incorrect