Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1636-en_uva-test-1636-en
    nameuva-test-1636-en
    sectionInferential Statistics/Parametric Techniques/z-test
    typeschoice
    solutionTRUE, FALSE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty3.079
    p-value0.2651

    Question

    A person achieves a score of 13.7 good on a Statistics test. The mean score of all participants in the test is 18.5 with a standard deviation 2.5. The z-score of the person with 13.7 correct is then equal to


    1. TRUE: -1.92
    2. FALSE: -1.86
    3. FALSE: -1.1

    1. 1.92: Correct
    2. 1.86: Incorrect
    3. 1.1: Incorrect