Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1758-en_uva-test-1758-en
    nameuva-test-1758-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionFALSE, FALSE, TRUE, 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 2.9 and variance 0.41. A birth weight of 3700 grams has a Z-score of


    1. FALSE: -1.192
    2. FALSE: 1.107
    3. TRUE: 1.249
    4. FALSE: 1.951

    1. 1.192: Incorrect
    2. 1.107: Incorrect
    3. 1.249: Correct
    4. 1.951: Incorrect