Exam 1

  1. Metainformation

    Tag Value
    fileInferential_Statistics_uva-test-630-en_uva-test-630-en
    nameuva-test-630-en
    sectionInferential Statistics/Parametric Techniques/t-test
    typeschoice
    solutionFALSE, TRUE, FALSE, FALSE
    TypeCalculation
    LanguageEnglish
    LevelStatistical Literacy
    IRT-Difficulty2.037
    p-value0.5632

    Question

    From each of two normally distributed populations with equal variances a sample is drawn.______________________________. Sample 1: n = 8, mean = 18, sd = 3.4. Sample 2: n = 6, mean = 24, sd = 6.9. It is tested whether the population variances are equal. The value of the corresponding test quantity is then


    1. FALSE: 0.24
    2. TRUE: 4.12
    3. FALSE: 7.46
    4. FALSE: 2.03

    1. 0.24: Incorrect
    2. 4.12: Correct
    3. 7.46: Incorrect
    4. 2.03: Incorrect