Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-independent-samples-means-628-en_uva-independent-samples-means-628-en
    nameuva-independent-samples-means-628-en
    sectionInferential Statistics/Parametric Techniques/t-test/Independent samples means
    typeschoice
    solutionFALSE, FALSE, TRUE, FALSE
    TypeConceptual, Calculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty3.996
    p-value0.1227

    Question

    We want to test the hypothesis H0: μ1= μ2 against the one-sided alternative H11 < μ2 with risk α = 0.05, using a pooled T-test. To this end, we draw two samples, both of size 10, from the corresponding populations. The limit of the critical area is then


    1. FALSE: -2.1009
    2. FALSE: -2.086
    3. TRUE: -1.7341
    4. FALSE: -1.7247

    1. -2.1009: Incorrect
    2. -2.086: Incorrect
    3. 1.7341: Correct
    4. 1.7247: Incorrect