Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-1612-en_uva-test-1612-en
    nameuva-test-1612-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 14.9 good on a Statistics test. The mean score of all participants in the test is 16.6 with a standard deviation 0.8. The z-score of the person with 14.9 correct is then equal to


    1. FALSE: -3.31
    2. TRUE: -2.13
    3. FALSE: -1.24

    1. 3.31: Incorrect
    2. 2.13: Correct
    3. 1.24: Incorrect