Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1619-en_uva-test-1619-en
    nameuva-test-1619-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionFALSE, TRUE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty3.079
    p-value0.2651

    Question

    A person achieves a score of 7.6 good on a Statistics test. The mean score of all participants in the test is 12.4 with a standard deviation 2.6. The z-score of the person with 7.6 correct is then equal to


    1. FALSE: -3.02
    2. TRUE: -1.85
    3. FALSE: -1.42

    1. 3.02: Incorrect
    2. 1.85: Correct
    3. 1.42: Incorrect