Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1783-en_uva-test-1783-en
    nameuva-test-1783-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionFALSE, TRUE, FALSE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty3.314
    p-value0.2372

    Question

    We assume for this question that birth weight (in kg.) is normally is normally distributed with expectation 3 and variance 0.82. A birth weight of 1900 grams has a Z-score of


    1. FALSE: -1.341
    2. TRUE: -1.215
    3. FALSE: 1.038
    4. FALSE: 1.215

    1. 1,341: Incorrect
    2. 1,215: Correct
    3. 1,038: Incorrect
    4. 1.215: Incorrect