Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1606-en_uva-test-1606-en
    nameuva-test-1606-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionFALSE, FALSE, TRUE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty3.079
    p-value0.2641

    Question

    A person achieves a score of 9.1 good on a Statistics test. The mean score of all participants in the test is 7.4 with a standard deviation 3.1. The z-score of the person with 9.1 correct is then equal to


    1. FALSE: -0.54
    2. FALSE: -0.06
    3. TRUE: 0.55

    1. 0.54: Incorrect
    2. 0.06: Incorrect
    3. 0.55: Correct