Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1614-en_uva-test-1614-en
    nameuva-test-1614-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 7.9 good on a Statistics test. The mean score of all participants in the test is 3.2 with a standard deviation 1.8. The z-score of the person with 7.9 correct is then equal to


    1. FALSE: 1.37
    2. FALSE: 2.36
    3. TRUE: 2.61

    1. 1.37: Incorrect
    2. 2.36: Incorrect
    3. 2.61: Correct