Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-squared-894-en_uva-squared-894-en
    nameuva-squared-894-en
    sectionInferential Statistics/NHST/Test statistic/Chi-squared
    typeschoice
    solutionFALSE, TRUE, FALSE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty3
    p-value0.311

    Question

    Given is the table for two dichotomous variables

    ———– —– ——- male female glasses 20 80 no glasses 25 75 ———– —– ——-

    What is the ᵪ2 value of this data for the test of independence?


    1. FALSE: ᵪ2 = 0.359.
    2. TRUE: ᵪ2 = 0.717.
    3. FALSE: ᵪ2 = 14.32.

    1. ᵪ2 = 0.359.: Incorrect
    2. ᵪ2 = 0.717.: Correct
    3. ᵪ2 = 14.32.: Incorrect