Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1628-en_uva-test-1628-en
    nameuva-test-1628-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 13.9 good on a Statistics test. The mean score of all participants in the test is 18.3 with a standard deviation 1.2. The z-score of the person with 13.9 correct is then equal to


    1. FALSE: -4.03
    2. FALSE: -3.74
    3. TRUE: -3.67

    1. 4.03: Incorrect
    2. 3.74: Incorrect
    3. 3.67: Correct