Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1615-en_uva-test-1615-en
    nameuva-test-1615-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 14.5 good on a Statistics test. The mean score of all participants in the test is 15.2 with a standard deviation 1.6. The z-score of the person with 14.5 correct is then equal to


    1. FALSE: -1.56
    2. FALSE: -0.78
    3. TRUE: -0.44

    1. 1.56: Incorrect
    2. 0.78: Incorrect
    3. 0.44: Correct