Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1755-en_uva-test-1755-en
    nameuva-test-1755-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionFALSE, TRUE, 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 3.4 and variance 0.26. A birth weight of 3300 grams has a Z-score of


    1. FALSE: -0.385
    2. TRUE: -0.196
    3. FALSE: 0.043
    4. FALSE: 0.205

    1. 0.385: Incorrect
    2. 0.196: Correct
    3. 0.043: Incorrect
    4. 0.205: Incorrect