Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-oneway-anova-358-en_uva-oneway-anova-358-en
    nameuva-oneway-anova-358-en
    sectionInferential Statistics/Parametric Techniques/ANOVA/Oneway ANOVA
    typeschoice
    solutionTRUE, FALSE, FALSE, FALSE
    TypeConceptual
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty-1.254
    p-value0.9495

    Question

    To compare 4 treatments (1, 2, 3, and 4) on average effectiveness, 4 individuals are divided by lot among the treatments. The data are analyzed by ANOVA. Which null hypothesis can be meaningfully tested here? be tested?


    1. TRUE: Μ1 = μ2 = μ3 = μ4
    2. FALSE: ΜA = μB = μC = μD = μE
    3. FALSE: Σ21 = σ22 = σ23 = σ24
    4. FALSE: Σ2A = σ2B = σ2C = σ2D = σ2E

    1. Μ1 = μ2 = μ3 = μ4: Correct
    2. ΜA = μB = μC = μD = μE: Incorrect
    3. Σ21 = σ22 = σ23 = σ24: Incorrect
    4. Σ2A = σ2B = σ2C = σ2D = σ2E: Incorrect