Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1624-en_uva-test-1624-en
    nameuva-test-1624-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionFALSE, FALSE, TRUE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty3.079
    p-value0.2651

    Question

    A person achieves a score of 8.6 good on a Statistics test. The mean score of all participants in the test is 11.3 with a standard deviation 2.8. The z-score of the person with 8.6 correct is then equal to


    1. FALSE: -1.83
    2. FALSE: -1.25
    3. TRUE: -0.96

    1. 1.83: Incorrect
    2. 1.25: Incorrect
    3. 0.96: Correct