Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1621-en_uva-test-1621-en
    nameuva-test-1621-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionTRUE, FALSE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty3.077
    p-value0.2873

    Question

    A person achieves a score of 12.6 good on a Statistics test. The mean score of all participants in the test is 14 with a standard deviation 4.7. The z-score of the person with 12.6 correct is then equal to


    1. TRUE: -0.3
    2. FALSE: 0.33
    3. FALSE: 0.76

    1. 0.3: Correct
    2. 0.33: Incorrect
    3. 0.76: Incorrect