Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1641-en_uva-test-1641-en
    nameuva-test-1641-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 12.7 good on a Statistics test. The mean score of all participants in the test is 11.5 with a standard deviation 2. The z-score of the person with 12.7 good is then equal to


    1. FALSE: -0.3
    2. TRUE: 0.6
    3. FALSE: 1.24

    1. 0.3: Incorrect
    2. 0.6: Correct
    3. 1.24: Incorrect